I think they aren't technically billionaires. Rather, JetBrains is valued at over a billion dollars. So if they sold their entire stake, then they'd be billiona

I think they aren't technically billionaires. Rather, JetBrains is valued at over a billion dollars. So if they sold their entire stake, then they'd be billionaires. I'm sure they pay themselves well but I don't think they will be sitting on a billion dollars in either cash or shares.