I have a 2007 CAAD9 and love it and would recommend it, but I don't think I would use it for commuting. The Synapse are a nice bike, have ridden them before and you can get them in an aluminum frame as well.
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Brian | 2025 Trek Checkmate | 2025 Lynskey Elysium | 2022 Trek FX Sport 5
you should learn to embrace change, and mock it's failings every step of the way.