bitcoin code exact term is minted. Apart of that, Bitcoin has, by design, a limited supply of 21 million Bitcoins. Yes, you can say that because bitcoin is controlling the whole crypto market and the hashing power required for the formulations of blocks must be very large. Using the data from the previous question I can calculate that in one day I will be able to mine 0.002 Bitcoins.
A wallet stores the information necessary to transact bitcoins. This is particularly problematic once you remember that all Bitcoin transactions are permanent and irreversible. About a year and a half after the network started, it was discovered that high end graphics cards were much more efficient at bitcoin mining and the landscape changed. At that point, bitcoin’s use as a medium of exchange will grow, and (this is just a guess) businesses will need to evolve to provide products & services that facilitate this new reality.
Bitcoin made news recently by surpassing the $11,000 price barrier, up from under $1,500 at the start of 2017. It carries Bitcoin transactions. However, cryptocurrency and blockchain are technical in nature, so coming into the course with knowledge of computer science or cryptography will be helpful. At present, you can just buy Bitcoin, Ethereum, Litecoin, Bitcoin Cash, Qtum, Ripple, Ethereum Classic and Cardano on Coinmama, which is less than most different trades.
Unfortunately, at the time of writing, no major cryptocurrency exchanges accept PayPal as a payment option. Cloud mining, on the other hand, is what allows individual miners to participate in the process without having to purchase particularly expensive bitcoin mining hardware. Trading foreign exchange on margin carries a high level of risk and may not be suitable for all investors.