I highly doubt it for a number of factors.

- Most of his dives look to be rec depth

- He isn't running any crazy gear like a CCR

- He has instant access to a chamber, so any DCS worries are virtually zero

- There is no go-itis for him. If weather is bad, he just packs up and sails to somewhere nicer

Out of all the rich people hobbies, scuba is about the safest

> I have nightmares about it constantly

There's no nice way to say this, but maybe you need to re-evaluate your relationship with this video game company.

Have you warned Gabe about this

Hope Linus isn't on that same expedition.