Has any one heard of David Bach? He is the guy that tells you to save $10 a day and put it in a retirement account. I was watching a special about him on pbs and his theories make sense but I was just curious if anyone has tried his ideas or bought any of his books. Thanks

It's really not rocket science. Plug $10 a day into a TVM calculator at a conservative 8% or so and look what it does:
Time Value of Money Calculator