Did you miss out on the Bitcoin boom? If you weren't involved five years ago, it's probably too late to join in now, whatever the adverts on the internet tell you. The boom has been and gone, and anyone who was going to get rich by investing has already done it. Let that be a lesson to you not to miss out the next time an opportunity rolls into town.
Keep your eyes close to the ground when new cryptocurrencies emerge; they happen all the time. Make friends with someone who knows their way around the internet and can give you tips. And buy domain names that might be popular one day. The man who bought pizza.com for $20 in the 1990s sold it for $2.5m in 2008! Buy them, sit on them, and sell them to the highest bidder.