Matt Casey
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mattcasey.bsky.social
Matt Casey
@mattcasey.bsky.social
Programmer, cocktail-maker and card-carrying e-bike dad in Brookline, MA.
If anyone else around Boston needs whistles, let me know. I added the LUCE phone number as well (thanks @rheumcat.bsky.social for the suggestion!)
February 4, 2026 at 9:32 PM
January 22, 2026 at 9:05 PM
I printed a gallon of emergency whistles.
January 21, 2026 at 8:24 PM
Good to know, thanks. I'll give it another try at some point. Starting to scale up on the flat ones in the meantime
January 16, 2026 at 1:58 PM
indeed
January 13, 2026 at 3:14 AM
January 13, 2026 at 3:09 AM
Not everyone I guess
January 12, 2026 at 3:43 AM
I haven't checked Apple's but here's a couple items listed as banned by Google's Play Store policies (source: support.google.com/googleplay/a...)
January 8, 2026 at 9:16 PM
The orange sunset today made steam exhaust look like 🔥🔥🔥
December 31, 2025 at 12:59 AM
This year my kids learned to pedal and I designed and built a towing attachment to bring their bikes with mine.
December 30, 2025 at 1:13 PM
Playing Brain Quest with my daughter and I think this one could go in the social studies category too
December 21, 2025 at 2:10 PM
Suggested questions to ask Amazon Al. Who is this user who bought all sorts of things for a hobby but isn't sure what the hobby is yet
December 15, 2025 at 10:27 PM
November 25, 2025 at 11:28 PM
I don't precisely know what I love about nighttime cycling but one thing I've grown to appreciate about winter in Boston is that I get to do it even if I'm not out late.

(Kids had a half day of school, biked to the aquarium and then dinner in the north end)
November 21, 2025 at 1:26 AM
I assume it's this sort of thing, but it's not obvious to me who's holding the gun
November 13, 2025 at 3:01 PM
America elected a FIGHTER 🇺🇸👊
November 9, 2025 at 1:41 PM
💯

Every year I add more lights, no amount is too much
November 8, 2025 at 2:46 PM
Like I was annoyed at the stack of cards strewn by our keys. Spent maybe 20 mins designing this, then half an hour later I had it!
November 6, 2025 at 2:17 PM
I designed and printed a tow rack to attach my kids' bikes to mine. For people new to printing, I'd say that there are a lot of free models out there but none of them are as rewarding as learning CAD and designing something for yourself.
November 6, 2025 at 2:17 PM
October 29, 2025 at 1:00 AM
October 29, 2025 at 12:03 AM
This part really resonated with me.

Elites won't lead us to victory but they may follow us to victory and that's probably better than the alternative.
October 22, 2025 at 12:42 AM
Also I need to find a way to get my kids to stop parking their bikes to go chase geese.
October 20, 2025 at 3:01 PM
My Summer project is finally up and running: I designed and built a way to mount my kids' bikes on the back of mine, so I can bike them to somewhere they can safely ride (Boston's Emerald Necklace in this case)
October 20, 2025 at 3:01 PM
No Kings Boston
October 18, 2025 at 6:55 PM