so I just went into a rabbit hole
it turns out that if I listen to the Wikipedia or the 3GPP, EDGE is a 2G network, but according to the ITU, EDGE is a 3G one
huh????????????
https://web.archive.org/web/20031109213312/http://www.itu.int/osg/spu/imt-2000/technology.html
https://www.itu.int/osg/spu/imt-2000/SPU%20Mobile%20Glossary%202003.pdf
@xerz honestly I try to avoid the G numbers because they're so ambiguous
@xerz GPRS, not GSM lol