John Regehr

@regehr
4.7K Followers
943 Following
5.4K Posts
he/him
professional interestscompilers, software testing, fuzzing, formal verification, lowkey shitposting, mountains, deserts, cats
my pagehttps://john.regehr.org/

overall I don't think it's useful to talk about things we'd do if we were younger. but just this once, I'd fucking love to be there for this if I was younger

https://www.reddit.com/r/technomusic/comments/1orat4j/track_id/

https://aurorasaurus.org is totally slammed tonight, very hard to get a response.

anyway I'm just gonna leave my phone outside pointed at the sky in time lapse mode for an hour or two and see what happens! last night was spectacular

Aurorasaurus - Reporting Auroras from the Ground Up

Friends, see my real-time #aurora report on the aurorasaurus.org map! Follow us on www.facebook.com/aurorasaurus.org. Reporting #northernlights and #citizenscience from the ground up since 2012!

great job, institution whose thinking has admitted few new ideas since the year 450

https://www.npr.org/2025/11/12/g-s1-97651/gender-affirming-care-ban-catholic-hospitals

I just sent an email to someone whose first name is Dean, someone whose last name is Dean, and the actual Dean of the Engineering College, if anyone wants to know how my day is going
@dan (it is an objective fact that this sculpture needed googly eyes. this is indisputable.)
excuse me @dan but would you mind fessing up so that this innocent teen can be exonerated?

November office view

alt: looking out over some mildly colored trees towards downtown SLC with the lake and the Oquirrh range mostly hidden by some haze

from my parents' place in Kansas!

alt: a broad red sky with green in the bottom right of the frame, above some trees

this must be aurora, right??

alt: night view from a phone camera with a red glow near the horizon that isn’t usually there

×

@regehr @dev took a while to realize what fruit this is. for some reason i thought "peaches". my mind refused to accept the reality presented to me.

i am holding on to my last shreds of sanity by convincing myself that a horse ate from this one. please. for all that is holy. let it have been a horse

[btw: i don't think the @ worked. i don't follow @dev and yet the post landed in my TL. figured too late i'm not supposed to be the first one to respond %) ]

@lritter @dev @dev I'm even somewhat allergic to mango flesh, let alone skin
@regehr wrong dev but Aaaaaaaa
@dev at weird not sure why it autocompleted that way