i know a few people who do that..i always thought it was funny..or meant it took them alot more effort to concentrate then most folks
haha u know wat,i do that very thing, when im sewing and im really into it, it is said i do the very thing!
lmao thats great... my tattoo artist does that. Its pretty funny. He sometimes has to wear a mask because hes afraid he might drool while concentrating.