What is the argument about how random the numbers or tables is?
math.randomseed()
does not influence "how random the numbers or tables is", it provides a (hopefully) unique starting point for the generation of more random numbers (i.e. so that you don't get the same set of generated numbers as in a previous session).
You can read about it more here:
http://wiki.roblox.com/index.php?title=Random_numbers#math.randomseed