The endlessly deep Mariana Trench pockets of Electronic Arts have provided money for the above to happen. Tanks, in London, because EA has another little war game coming out quite soon.
The promotional "Tanksis" were out and about in small numbers outside Waterloo Station today, and will also be making appearances around the more accessible parts of London tomorrow, to alert people who don't have their fingers on the pulse of digital media to the launch of EA's Battlefield 3 on console.
If you're lucky, you'll get a free ride. [EA]