Earlier quoted context omitted.
Yeah, this is a recurring theme for immigrants in these countries (esp here in Sweden where the immigration agency has been backstopped since the big 2015 refugee influx). You can get a temporary "coordination ID" that healthcare,etc can use to register your journals but Bank's doesn't always let you create accounts without personal ID numbers (and specifically no BankID's so you're locked out of all the modern digit…
A friend of mine has moved to Sweden for a one year graduate degree. I'm not sure if he's allowed to get one of these IDs as it's a short-term stay. In the meantime he's in a kind of limbo where it's difficult to do anything
Those uses were mostly fairly specific to citizen needs but in the past couple of years municipalies started using them for child care (where temporary expats definitely often need to get in touch) and soon after as the providers started looking for commercial clients the usage exploded everywhere in society and now it's starting to become really annoying/hard to live without one.