There will always be some "best performing investment" over any time period. Hasn't it been something like MNST or something for the last 20 years? I've never owned MNST and never regretted it. Sure I regret selling NVDA after only 100% return a few years ago, and I regret selling Netflix at a spit adjusted $4 after a triple more than 15 years ago, but you aren't always going to be holding the best performing asset in the world over every time period possible. That says nothing about whether or not BTC is, has, or will be, a good investment.