Is all we can do as a Bitcoin investor is to HODL?
Is there any way to HODL and make more BTC?
I know that Bitcoin is a proof of work coin, but I am only curious if there is something you can do, while planning to hold your Bitcoin for 2 years or more, is there any benefit of holding and making more Bitcoin?
There are various program on exchanges that gives an interest if you apply to their program. All you need to do is deposit your Bitcoin to their program and start earning. It is one of the proven way to earn BTC while holding BTC but it is very risky because we are entrusting our Bitcoin to other hands.
RSK also known as Rootstock is a sidechain that is secured by the Bitcoin network.
Smart contracts execute the terms of agreements between two parties without an intermediary.
A side chain that runs smart contracts is essential in cryptocurrency due to the high costs and sluggishness of confirming Bitcoin transactions.
You can read more about it here: https://www.investopedia.com/news/what-rsk-it-threat-ethereum/