http://go7cnxivpns4x2trczyaabxwnrz7bwlxjiverkc32o4mjd5npjukpqid.onion/blog/2020-12-03-rescuing-n900.html
It was dying
before it could start charging the battery. Also for some reason, flashing didn't work. I was plugging the device to my
laptop, holding 'u' key, but it didn't show up as an USB device. The opportunitiy I had U-Boot installed earlier.