139-164 pages translation Assigned to 조용래/@dreamgonfly Mandatory reviewer 배지원/@baewang 정영훈/@aeuveritas 신정훈/@shin2jhoon Channel 139 Language Mechanics 139 Unbuffered channel: Signaling with data 141 Unbuffered channel: Double signal 143 Unbuffered channel: select and receive 144 Unbuffered channel: select and send 145 Buffered channel: Select and drop 146 Unbuffered channel (Tennis match) 148 Unbuffered channel (Replay race) 150 Buffered channel: Fan Out 153 Select 157