Buy Sheldon Walker a coffee


A person who loves science, mathematics, computer programming, and Monty Python (but not necessarily in that order).

Welcome to my BMC page. If you like my content, please consider buying me a coffee. Thank you for your support!
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I hope the coffee is not too hot.

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Loved the IPCC travel guide. 

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John Andrews bought 2 coffees.

In Knoxville, TN. Doing my research.