On Sunday, March 13, 2016 at 1:31:30 PM UTC-5, Frank wrote:
On 3/13/2016 2:29 PM, bob_villain wrote:
On Sunday, March 13, 2016 at 1:22:44 PM UTC-5, Mr Macaw wrote:
What do Americans call this sign? #

--
Black holes are where god divided by zero.

number or pound sign depending on use...

also hash tag for the Twitterverse

Sorry...thought he wanted to know about the real world.