[scorpion032]

The same argument could be made for house hold locks.

An experienced lock smith could open an average house hold lock in probably minutes. (not to forget most people are neither skilled lock smiths nor photoshop editors)

That doesn't mean a locked home isn't secure. Most people would never think about breaching such a social contract and breaking in locks.

If one wants to break in or if one wants to lie, one can always do. Most people would never do; for the rest, it is a different problem really.

[devrelm]

Except that someone with the ability to "hack" a Facebook account will also likely be able to come up with a convincing ID.

[ams6110]

Quick startup opportunity, generate "photo ids" for people to use on Facebook. $0.99 per.

[ansgri]

Choose the jurisdiction carefully to avoid shutdowns, I presume this service will help us more than once.