well, actually (dorks)

• 
  Jeffrey Shallit 🇺🇦
  handle.invalid
  Grumpy old American mathematician and computer scientist, now retired. My Erdös number equals 1.
• 
  An old FOOL
  oldguy243.bsky.social
  A sort of retired Oriental Rug merchant, then fluid power system engineer for a component distributor, last mowed properties for older people. Today, ice skating guard for the local ice rink. So fun to be around young people living afar from US.
• 
  "Do not be daunted by the enormity of the world's grief."
  nocatsnomasters.bsky.social
  Queer. Social justice Jedi. They/them.