[ Thanks to Willie C for this link.
“Clad in his pajamas, Red Hat co-founder Marc Ewing arrived at
work at 11 a.m. one day in 1998, unlocked the office for a new
employee, and promptly left to go back to sleep.
“For a guy who developed the Linux distribution in his spare
bedroom it just seemed natural. Today, however, such sleepy days
are but a dream at Red Hat…”