In the tech space the landscape is littered with IP laws and lawsuits. It's a freer market than most simply because of the pace of innovation, but we can see in the crypto space with its generally open source software that we get a lot more variety a lot faster without artificial barriers to entry.
The network effect is still very strong. Consider Bitcoin, it historically had some 80-95% market share of all cryptos according to coinmarketcap, all until they got into capacity problems. Even though it's open source, it's heavily centralized both at the mining side and the development side.