I understand the value of 24/7 and available via web.
<notary hack> FYI most banks have free notary for their customers.
Plus most companies with more than a few staff have a notary on staff. At my small company we have 2. Larger companies usually have more just for convenience.<\notary hack>
Like the idea, but the cost is too high. I would think that having no physical location helps reduce the cost. I'll continue to go a mile down the street where the person will do it for $15 per notarization and I can haggle; I usually get a 20% discount.