I mean, yes, I do notice lint in my bathroom where my dryer is located.
No I don't think that is an issue.
Europe had condenser tumble dryers in their flats FOR DECADES now.
I don't huff my dryer exhaust 24/7. It runs like, a couple hours a week?
And if you a scared about what amounts to dust, you better stop breathing once you find out about pollen, fungal spores, how much bacteria is getting airborne when you flush the toilet...
Our bodys are impressively good at handling such stuff.