I never regret at all and you too shouldn't regret. It's never too late to make profits out of crypto. If you love HODLing, This bearish market presents a new opportunity. collect all the the coins you feel you should store them in hardware wallet and wait for about two years. you will be amazed
A good example is NEO, it's just roughly 8 USD right now, we all know NEO is capable of going past 200 USD per coin, You get 10,000 NEO's.. In 2 to 3 years, you will be smiling. it does't matter, even if it's 5 years, it's worth it