Users care about lock-in. The fact they may not seem to care at the adoption point is more a case of lock-in, by design, being relatively opaque for most users,

Users care about lock-in. The fact they may not seem to care at the adoption point is more a case of lock-in, by design, being relatively opaque for most users, but they care when restrictions become apparent. Of course the nature of lock-in is that that's too late.