I have no data on this. But I don't find using YouTube unprofessional. Also, I'm not sure how embeddable your video will be, but as a blogger, I much prefer p

I have no data on this. But I don't find using YouTube unprofessional. Also, I'm not sure how embeddable your video will be, but as a blogger, I much prefer people using YouTube so those videos can be embedded easily, and playable on iOS devices.