[ksat]

1) That'll be cool and in fact easily implemented. One of the reason why it din't do it was Candidates need to setup the server and stuff. Some might readily have it, some might not, which might skew the overall time taken.

2) Agreed, may be ask them to login through facebook or twitter before solving the challenge?

3) Launched it like 20 days back :). I wanted a more complete demo with voice over but some suggested that my indian accent would turnoff a lot of audience. Have mailed a few voice over guys.

Over all, all the 3 can be done, will mail you once I have them in.

Thanks for taking the time to checkout cull.io!