You can always venture into cryptocurrency even without capital. There are other means of engaging with cryptocurrency that does not need financial capital. Like offering services and working as free lancer and accepting cryptocurrency as payment/salary. Cryptocurrency isn't only about investment. Since there is a community and economics, there will be lots of options to participate in cryptocurrency.
You must educate yourself about cryptocurrency, its basic technicality and economics. Always verify information before believing it and avoid any get rich scheme proposition.