> Inventive ideas like Pokemon may not exist if people could just reuse other people's IP to make a buck. This doesn't make sense because people invent ideas a

> Inventive ideas like Pokemon may not exist if people could just reuse other people's IP to make a buck. This doesn't make sense because people invent ideas all the time without intention of making money off it - such as the plots of fan fiction, which you yourself noted. Fan fiction represents untold tens of thousands of human-hours of effort.