How is it possible to make money on crypto miners?
Crypto mining?

Most people think of crypto mining simply as a way of creating new coins. Crypto mining however, also involves validating cryptocurrency transactions on a blockchain network and adding them to a distributed ledger. Most importantly, crypto mining prevents the double-spending of digital currency on a distributed network.

Plug and play?
Why am i getting paid?
What am I getting paid with?
How do I use the money?
Why is there long delivery times?