since time T equals minus infinity

from Jargon File (4.4.4, 14 Aug 2003)
since time T equals minus infinity
 adv.

   A long time ago; for as long as anyone can remember; at the time that
   some particular frob was first designed. Usually the word `time' is
   omitted. See also {time T}; contrast {epoch}.
    
from The Free On-line Dictionary of Computing (8 July 2008)
since time T equals minus infinity

   A long time ago; for as long as anyone can remember; at the
   time that some particular frob was first designed.  Usually
   the word "time" is omitted.  See also {time T}; contrast
   {epoch}.

   [{Jargon File}]
    

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