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Your article is bargaining a bit, so I suspect you're already grieving. That's not buyer's remorse you're feeling. It is true grief. You know what you've done is wrong, and you can't take it back. That thing will be an albatross around your neck for years to come, and you know it.
Sticking to the bike would NOT have been a foolish consistency. ...and, personally, I'm glad your bike doesn't fit in the back of your new ride. Bikes are to be ridden, not driven.
...now park that thing, and go push pedals.