I was browsing Half-Life Wiki....

[Crêpe]

I see what Crepe is getting at, but it wasn't strikingly obvious.
He is really just making meaning out of the ad which makes a very, very loose unmemorable and awkward reference to Portal 2.

unmemorable, lolwat?

[Ad Bot]

[Mute]

when life gives you lemons

you make beef stew