BlueSky is has venture capital funding, giving it greater marketing capabilities. Capitalism isn’t won by having a better product, it’s won by convincing people they should buy your product.
Dumb luck. Sometimes things just go viral, and you can try to figure it out in hindsight, but even that’s just a guess. If people could accurately predict what was going to be popular, venture capitalists wouldn’t have like a 90% miss rate.
Two things I don’t see anybody saying: