You may want to check out this one as well:

https://steemit.com/bitcoin/@libertyteeth/tried-to-get-into-the-arise-ico-their-website-and-email-are-both-broken

In their favor, they have credited me the 75 ACO without charging me, or at least said they would in the support email response (which was much better written -- I need to make a follow-up post but we're heading out in a few minutes); I haven't checked the account yet.