(2) Many companies around the world have started accepting Bitcoin as a form of payment. Some companies like Microsoft, , Shopify, and Tesla and some many of them. These companies allow customers to use Bitcoin to purchase goods and services, improving the growth and acceptance of cryptocurrency in the business world.
Tesla does not accept Bitcoin until miners work with clean energy...
Source:
https://www.aol.com/elon-musk-says-tesla-accept-102039504.html "Elon Musk says Tesla will accept Bitcoin payments again once miners use 50% clean energy"
Shopify accepts Bitcoin but not as an internal service, they use a third party for that purpose, one of them is Strike and other one is Crypto dot com.
(4)..Some countries like United State, Canada, Japan and some European countries uses Bitcoin as a mode of payment.
Thos countries don't see bitcoin as money, they see it as a digital asset, and the problem with that comes when we talk about taxes, a good example of a country that see Bitcoin as money is El Salvador.