In fact, you can invest Bitcoin quantitatively every day. You only need to invest once to obtain long-term returns. As long as your machine is up and running, it generates a certain amount of bitcoins every day, and the benefits are endless. Acquiring bitcoins this way does not require you to watch the price every day, wait for the price to rise later, and directly trade in cash. Relatively speaking, cloud mining is the lowest cost.
Although the return of buying currency is high, the risk and return coexist, so investors also need to bear the risk of the currency price falling. And mining money is drought and flood guarantee. As an investor, we should take a long-term view of mining machine production.
Invest on what on ponzi schemes hiding on the name of cloudmining? Better not to go with that option because you cannot get anything but getting scam by them.
Also if you think about hardware mining you need to consider a lot of things and your major concern there if your electricity cost is so high then most provably that you cannot gain anything on this.