Robert commits quite a few hours of his free time to open source development, as well as this enlightening blog your reading right now.
Do you feel the need to just send a thank you note?
You can email him.
Would you like to give a little thank you gift? (Robert’s Fav)
Robert accepts payments of any size via the following methods (if you want to use something else contact him first so he knows).
Give him a giant hug?
Might be a bit creepy, just stick to the above two options .
Something not listed above?
Your best bet would be to contact him.
Your support keeps him up working late into the night, when he could be doing something else like watching TV or trying to figure out ways to take over the world [evil laugh].