1. The big companies also shutter projects. Minus the "amazing journey" blog post. Their announcements usually have the tone of "Thanks for being part of the gigantic data collection experiment although you wouldn't quite know that yet. Here, take this gratuitous 6 month window to take your data out and then go f yourselves."

2. The security updates, warranty and service and replacement etc also involves occasionally bricking perfectly running systems (ala Windows 10), so it is hardly a comforting thought.