Why only #Bitcoin, if you don't know.

The only Nodes everyday people's can run it own server at home at minimal cost and main privacy.

The only mining everyday people's can help in its hashing power at minimal cost #BitAxe at home. 5 volts is all needed at the minimal level. Even home solar power panel can runs it.

All the above contribute to security. Is what matter most in Bitcoin.

The reasons institutions are buying it. Money security all expert agreed on is just from Bitcoin.