Sometimes the technology "background" changes so much that the codebase you have just becomes irrelevant. We live in a world with WebRTC, embedded agents and d

Sometimes the technology "background" changes so much that the codebase you have just becomes irrelevant. We live in a world with WebRTC, embedded agents and digital telephony. The platforms, OSes, infrastructure are so different from how they were in 2009. Does having your own, 500 kloc C++ real time video chat stack make sense any more? What I don't get is how MS couldn't use the Teams stack to power Skype as a consumer brand. Probably there was some effort but something got in the way. It might even have been a cultural barrier - Skype was an acquisition, and acquired codebases generally fossilise