Our only problem is that since the seat locks are rigid and not wide enough to click into the anchors if placed in the middle back seat, does that decrease the side impact safety. (albeebaby.com)
I was crammed into the middle back seat, surrounded by four guns. (blog.politics.ox.ac.uk)
For a start, you now get five seats instead of four, even if the middle back seat is rather too compromised to use unless it's an emergency. (carbuyer.co.uk)