Would have to concur with MOETMAN. After a year about all I have left is a Tax Payment in my bank.
The guys with kids be warned, if they are of school age you will be horrified of the cost. If they are not of school age they will be sooner or later.
Do your numbers very carefully.
Don't forget that maybe some of the guy's at the interview are already financially independent, so it may almost be a hobby to them.