2. While it may be easy to copy the code of Bitcoin due to it being Open Source it is incredibly difficult
to actually get people to use your cryptocurrency... just take a look at the dozens of "ghost blockchains" of altcoins that see no real usage
Charlie Lee once said that all his LTC team had to do is wait and implement the good solutions from the Bitcoin developer team. There's so much money at stake, that you really really have to have a good team. One small bug, and billions are potentially lost. And I don't think the other cryptocurrencies have been tested the way bitcoin had and continues to be. So, yes everyone has the right to create another crypto, but whether you should put your money in it, that's is another story.