I ran across this studio thanks to the hastags #backstrap and #loom on Instagram. Lots of cool people posting their weaving projects on there.
This is a kid's class that they teach:
Also this lady has beautifully inspiring photographs of different textiles from Mexico, many of them done
on the backstrap loom. Her name is Karen Elwell and if you don't know her stuff please check it out. She's got an amazing collection
and helping catalog or chronicle different weaving traditions by Indigenous people.