I’m not sure if it’s a coincidence, but I raised a case with the ICO in the UK, and today they got back to me asking for all my communication with Reddit. Also today - after a month of silence - Reddit also emailed me with this
If you’re in the UK and had been affected by posts being restored, I’d recommend contacting the ICO. It takes less than 5 minutes
Mine are staying delete now after initially a few popping back up. What’s more concerning is that I requested my data a few weeks after I deleted my content. I was fully expecting to get empty files but nope ALL of my content. Dating back 10 years is still there! It’s not on my Reddit profile but they clearly kept it somewhere and can recall it whenever they want to. They do not delete the data.