The M4 into London was one of the UK's earliest and most ambitious motorway projects. It was bold, pioneering... and almost instantly regretted.
An introduction to what I write, and why I write it, and where my strange new road sign simulator fits in to all this.
It was specially designed never to be noticed. And now it's disappearing, nobody has noticed its absence. It's London's own bespoke street light.
One of the world's biggest and most controversial schemes to manage traffic by charging for roadspace. You can drive in to London if you like, guv, but it'll cost you.
Buy me a coffee