No way. Qt has a huge following of users and community around it, and it also happens to be an open-source project. If you're worried about commercial support,

No way. Qt has a huge following of users and community around it, and it also happens to be an open-source project. If you're worried about commercial support, that's provided by Digia now, and anyhow Qt is used by so many paying customers that other shops will spring up providing commercial support, if the market demands it.