CS degree will be fine. > I would like a stable career > My current plan is to found a tech startup This is a bigger mismatch. I'd look more towards industry

CS degree will be fine. > I would like a stable career > My current plan is to found a tech startup This is a bigger mismatch. I'd look more towards industry+academia tracks or even campus socials over founding a startup. Startup founder is one of the least stable career tracks and that was just as true before.