For me personally it is quite in the middle of nowhere, other people may have a different opinion.
I have a couple of friends which grew up in the Oststeinbek / Glinde area. Without a car I always found it a pain in the ...bottom

to get there, or rather, to get away from there in the evening/night.
But it's close to the motorway, and working there doesn't consequently mean you have to live there too...
Imo it's nice for families with children (def. cheaper than in Hamburg to e.g. rent a house), but if you're out and about a lot, not so good. But I haven't lived there myself.