diff --git a/.gitignore b/.gitignore
index 40bb144..631671a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,6 @@ _site/
 *_cache/
 
 /.luarc.json
+
+*.swp
+*.swo
diff --git a/schedule/slides/00-r-review.qmd b/schedule/slides/00-r-review.qmd
index b7af89b..c629fe2 100644
--- a/schedule/slides/00-r-review.qmd
+++ b/schedule/slides/00-r-review.qmd
@@ -22,8 +22,6 @@ Things to note
 1. Getting help
 1. Environment, Git
 
-
-
 ## Simple stuff
 
 :::: {.columns}
@@ -725,16 +723,29 @@ To be sure, prefix it like `dplyr::select()`.
 
 ## A useful data frame
 
+<!--
+Old code that breaks if you don't have an API key; replaced
+this with just a covid.csv file in the data/ folder
+Keeping this block here though so that later instructors can see
+where the data came from
 ```{r}
 library(epidatr)
-covid <- covidcast(
+covid <- pub_covidcast(
   source = "jhu-csse",
   signals = "confirmed_7dav_incidence_prop,deaths_7dav_incidence_prop",
   time_type = "day",
   geo_type = "state",
   time_values = epirange(20220801, 20220821),
   geo_values = "ca,wa") |>
-  fetch() |>
+  select(geo_value, time_value, signal, value)
+
+covid
+```
+-->
+
+```{r message=FALSE}
+library(tidyverse)
+covid <- read_csv("data/covid.csv") |>
   select(geo_value, time_value, signal, value)
 
 covid
diff --git a/schedule/slides/data/covid.csv b/schedule/slides/data/covid.csv
new file mode 100644
index 0000000..0ade1da
--- /dev/null
+++ b/schedule/slides/data/covid.csv
@@ -0,0 +1,85 @@
+geo_value,signal,source,geo_type,time_type,time_value,direction,issue,lag,missing_value,missing_stderr,missing_sample_size,value,stderr,sample_size
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-01,NA,2023-03-10,221,0,5,5,45.4113392,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-01,NA,2022-08-02,1,0,5,5,27.6537396,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-02,NA,2023-03-10,220,0,5,5,44.9011361,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-02,NA,2022-08-03,1,0,5,5,27.6537396,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-03,NA,2023-03-10,219,0,5,5,44.548421,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-03,NA,2022-08-04,1,0,5,5,26.6324842,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-04,NA,2023-03-10,218,0,5,5,42.2858918,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-04,NA,2022-08-05,1,0,5,5,26.6324842,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-05,NA,2023-03-10,217,0,5,5,40.6700068,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-05,NA,2022-08-06,1,0,5,5,34.6205583,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-06,NA,2023-03-10,216,0,5,5,40.6406139,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-06,NA,2022-08-07,1,0,5,5,34.6205583,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-07,NA,2023-03-10,215,0,5,5,40.5985203,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-07,NA,2022-08-08,1,0,5,5,34.6205583,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-08,NA,2023-03-10,214,0,5,5,37.5057317,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-08,NA,2022-08-09,1,0,5,5,14.2158753,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-09,NA,2023-03-10,213,0,5,5,32.8950345,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-09,NA,2022-08-10,1,0,5,5,14.2158753,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-10,NA,2023-03-10,212,0,5,5,34.897382,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-10,NA,2022-08-11,1,0,5,5,23.2252048,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-11,NA,2023-03-10,211,0,5,5,33.2121878,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-11,NA,2022-08-12,1,0,5,5,23.2252048,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-12,NA,2023-03-10,210,0,5,5,32.709968,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-12,NA,2022-08-13,1,0,5,5,22.2485133,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-13,NA,2023-03-10,209,0,5,5,32.6675116,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-13,NA,2022-08-14,1,0,5,5,22.2485133,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-14,NA,2023-03-10,208,0,5,5,32.6551738,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-14,NA,2022-08-15,1,0,5,5,22.2485133,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-15,NA,2023-03-10,207,0,5,5,31.070859,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-15,NA,2022-08-16,1,0,5,5,29.7556689,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-16,NA,2023-03-10,206,0,5,5,33.707513,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-16,NA,2022-08-17,1,0,5,5,29.7556689,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-17,NA,2023-03-10,205,0,5,5,30.9500214,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-17,NA,2022-08-18,1,0,5,5,19.4279915,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-18,NA,2023-03-10,204,0,5,5,29.9956586,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-18,NA,2022-08-19,1,0,5,5,19.4279915,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-19,NA,2023-03-10,203,0,5,5,28.0898361,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-19,NA,2022-08-20,1,0,5,5,18.7038286,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-20,NA,2023-03-10,202,0,5,5,28.0941906,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-20,NA,2022-08-21,1,0,5,5,18.7038286,NA,NA
+ca,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-21,NA,2023-03-10,201,0,5,5,28.0836672,NA,NA
+wa,confirmed_7dav_incidence_prop,jhu-csse,state,day,2022-08-21,NA,2022-08-22,1,0,5,5,18.7038286,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-01,NA,2023-03-09,220,0,5,5,0.1045082,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-01,NA,2022-08-02,1,0,5,5,0.1689713,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-02,NA,2023-03-09,219,0,5,5,0.1055968,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-02,NA,2022-08-03,1,0,5,5,0.1689713,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-03,NA,2023-03-09,218,0,5,5,0.1066854,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-03,NA,2022-08-04,1,0,5,5,0.172685,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-04,NA,2023-03-09,217,0,5,5,0.1124914,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-04,NA,2022-08-05,1,0,5,5,0.172685,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-05,NA,2023-03-09,216,0,5,5,0.1157573,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-05,NA,2022-08-06,1,0,5,5,0.2246762,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-06,NA,2023-03-09,215,0,5,5,0.1161202,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-06,NA,2022-08-07,1,0,5,5,0.2246762,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-07,NA,2023-03-09,214,0,5,5,0.1161202,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-07,NA,2022-08-08,1,0,5,5,0.2246762,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-08,NA,2023-03-09,213,0,5,5,0.1128543,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-08,NA,2022-08-09,1,0,5,5,0.1355484,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-09,NA,2023-03-09,212,0,5,5,0.1121286,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-09,NA,2022-08-10,1,0,5,5,0.1355484,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-10,NA,2022-08-11,1,0,5,5,0.1099513,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-10,NA,2022-08-11,1,0,5,5,0.1448326,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-11,NA,2022-08-12,1,0,5,5,0.1063225,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-11,NA,2022-08-12,1,0,5,5,0.1448326,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-12,NA,2022-08-13,1,0,5,5,0.1099513,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-12,NA,2022-08-13,1,0,5,5,0.183826,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-13,NA,2023-03-09,208,0,5,5,0.1095884,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-13,NA,2022-08-14,1,0,5,5,0.183826,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-14,NA,2023-03-09,207,0,5,5,0.1095884,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-14,NA,2022-08-15,1,0,5,5,0.183826,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-15,NA,2023-03-09,206,0,5,5,0.1088627,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-15,NA,2022-08-16,1,0,5,5,0.2191057,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-16,NA,2023-03-09,205,0,5,5,0.1143058,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-16,NA,2022-08-17,1,0,5,5,0.2191057,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-17,NA,2023-03-09,204,0,5,5,0.1150316,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-17,NA,2022-08-18,1,0,5,5,0.2061079,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-18,NA,2022-08-19,1,0,5,5,0.1150316,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-18,NA,2022-08-19,1,0,5,5,0.2061079,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-19,NA,2022-08-20,1,0,5,5,0.1164831,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-19,NA,2022-08-20,1,0,5,5,0.1782555,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-20,NA,2023-03-09,201,0,5,5,0.1168459,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-20,NA,2022-08-21,1,0,5,5,0.1782555,NA,NA
+ca,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-21,NA,2023-03-09,200,0,5,5,0.1168459,NA,NA
+wa,deaths_7dav_incidence_prop,jhu-csse,state,day,2022-08-21,NA,2022-08-22,1,0,5,5,0.1782555,NA,NA