RIP bots in competitive games. Lose a player and you lose a player. Also there are some map updates and bug fixes.
See the update notes here: https://blog.counter-strike.net/index.php/2021/01/32285/
0:00 - Bots
1:55 - Pinging bug fixes
2:12 - Chinese account linking
2:27 - Sleeve changes
2:37 - Cache
3:31 - Engage
6:23 - Guard
7:40 - Outro