Only done it in very small ways, but definitely feel it's something I should do more of. Not even for dressing as such, but just improving my general presentation. It's something everyone should try I think, but do be aware that the camera magnifies everything. No, you aren't anywhere near that heavy in real life, and if you video in groups, you'll see that some things you thought stuck out like a sore thumb, aren't that bad in a group setting.