Difference makes the DIFFERENCE
(will add to this list shortly...)
The most useful links:
(my viewes and observations)
I admit and submit to the saying - To Err is Human...
Inspite of all my efforts, mistakes can still creep in., if you find any such, request you to mail me (firstname.lastname@example.org), so that, this will help the next person to have clean information, also, will help me to correct my mistakes.