Maybe the daily deal sites are here to stay as mashable suggests.
That said, I am unmoved by today's "Invisible STb Lingual Braces For Upper Or Lower Front Teeth for £995 from Behind Your Smile, Harley Street (£2700 Value)" proposition.
I wait patiently, with no urgency. I have been granted all the time there is. I do not try to make anything of what I see. I hold no expectation or assumption that I know anything at all.