User of the day
hello world, my name is Sal (-vatore)! I am an old boy of 35 years old, Italian of Sicily, working as a representative of alarm systems and are a lover of science and history.
Team of the day
Current and former employees as well as any fans of Microsoft. Welcome all!
JUICE's Birthday Challenge
"Einstein" Anniversary Challenge
PrimeGrid's 19th Birthday Challenge
(Tentative) International Cat Day Challenge
Autumnal Equinox Challenge