I think it stands for 'Escape'! Instead of looking at the other seven lanes of traffic trying to head north with me, I can picture myself in my velour Valentino leisure suit, motoring through the english countryside . . . that's a harder stretch to make in the ole' Jeep \:\)

Realistically, it will probably be around the same time Valentino starts making velour jumpsuits that I start motoring around in an E-type anyway \:\)