Am I the Only One Who Thinks Mailbox Sucks? (nibletz.com)

No after reading that he's right. Anyone who gets more than 10 emails a day will probably agree

Well, it depends on your email usage. Mailbox imposes a certain way to deal with email. If you don't like that way, you will hate Mailbox (it's not too flexible). For now, Mailbox's way is fine for me, until someone comes up with a better email system.