Bitcoin Mining Council Q4 2021 Briefing (Length: 1 hour 28 minutes)
https://youtube.com/watch?v=3ZP3aXUnEoo

Presenters -
Michael Saylor: @michael_saylor // hope.com
Taras Kulyk: @Core_Scientific // @tmskulyk
Darin Feinstein: @DarinFeinstein // @blockcap
Nic Carter: @nic__carter // Castle Island
Fred Thiel: @fgthiel // Marathon Digital Holdings
Jason Les: @JasonLes_ // @RiotBlockchain