BJJ Side Control Specifics

Many people today says, one of the fastest way to get better in Jiujitsu is trough drills and specifics , and this is what we mostly do .
This video is probably 10 years old .

https://youtube.com/@academicronin?si=tIdcXLoxeeIs53NS
https://youtu.be/TPZd7-x26q8?si=0TzYgFL6eoKJ7ESj