good to find some other dads here concerned about car seat installs. I like the idea of adding foam to the seat to make it firmer, think I'll try that, I have always been a bit skeptical of those springy seats.

. Also, we have had great luck with Maclaren strollers (
http://www.maclarenbaby.com/us/index.php?lang=en&mosConfig_lang=english). They make nice umbrella strollers with high handles, very comfortable. They can be a bit pricey, but I have seen some good used ones on craigslist and ebay.
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1985 Mercedes W123 300TD euro Wagon 195k - new Daily Driver
1982 Mercedes W123 300D Turbo Diesel 259k - sold
1977 Mercedes W123 300D Diesel 111k - "Rayzer" - sold