I think you need to understand that most Dev's really cannot make a custom ui platform that will be easy to use and maintainable for the whole team. An advanta

I think you need to understand that most Dev's really cannot make a custom ui platform that will be easy to use and maintainable for the whole team. An advantage of open source libraries is that you can find people who are already proficient in the code while as for in house libraries you need to train them. Going in house is perfectly reasonable if it brings a substantial competitive advantage to the business otherwise it's a liability