Phew… that’s a lot of vertical pixels. 3,962 to be exact. And in that towering graphic you have Japanese communication company NTT Docomo’s depiction of 25 years’ worth of cell phone evolution. They made this because they’re celebrating their own 20th anniversary and have concocted an exhibition for the occasion, which is on display at Tokyo’s Designers Week. The picture above is one thing, but if you hit the jump you can see a bunch more pics of vintage cellphones. Out here we’ll just say… we’ve sure come a long way.