>These days most photos are also stored using lossy compression which alters the information. I noticed this in some photos I see online starting maybe 5-10 ye

>These days most photos are also stored using lossy compression which alters the information. I noticed this in some photos I see online starting maybe 5-10 years ago. I'd click through to a high res version of the photo, and instead of sensor noise or jpeg artefacts, I'd see these bizarre snakelike formations, as though the thing had been put through style transfer.