Michael starts wondering why he never sees anybody giving stuff away for free with no catch. He then does something about it:

... So, this morning I bought 100 pencils, a sharpener, and a sign. I went to Davis Square, set up a small table, and proceeded to convince strangers to accept a free pencil from me. It was awesome. Took me four hours to go through them all. For those non-math folks out there, that's 25 pencils an hour or 0.417 pencils a minute.

Most people were very suspicious that it was all free. Some noted the CVS logo on the pencils and thought I was some experimental shill for CVS. But I just happened to buy their cheap pencils, folks! ...

Complete with photos.