I would put a vote in for the Spyderco Deleca 4, the SAK Farmer or the Fallkniven U2. I just bought a U2 on ebay for $22, brand new. I was very surprised by the quality of this little knife and how sharp it was. For a grab and go it, though, I don't think you could go wrong with the SAK Farmer.
I too, want to get a Ritter mini.
Ready
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"Do what you can, with what you have, where you are" Theodore Roosevelt