faucets are good for those who only start to get aqquainted with bitcoins,yeah.get some bitcoins,then buy some altcoins or invest them 
Faucets are good for those who have just joined bitcoin world and has no idea if how to do something else to earn bitcoins, so these people should start claiming bitcoins from faucets until they learn everything.
Faucets...good faucets are good for every one...I offer 10000 satoshi in few days...
propose me better and I will submit...