OOoohh apparently someone fixed the t480 fingerprint driver or something somewhere got fixed because I can use it again (without the hacky ubuntu PPA whoever was maintaining) in the process of figuring out who I hold myself thankful to, I have now found the best Debian team :)

FingerForce Team

https://wiki.debian.org/FingerForce

out of the way Debian Flash, FingerForce is now my favourite.