Indeed, depend on the stability but for now it's even better than what jc's hosting give you for 5$/month so it's really interesting for developping a game in team for a year and then migrate to jc's hosting or another.
Well with you way it wont supress all the other swords that the player have. So wont delete my level 4 sword if i want to craft an other sword with a lower level.
Indeed it takes effect instantly, i didn't knew about that, i'll probably recreate my game's transformation with this. This way my flyimg system shouldn't be broke. Damn i'll have so much thing to show in few days.