Well, you want to design surfaces so that they look different in different places. That makes it easier for visually impaired people to know where they are. I'm just speculating--it might be part of the Old Street streetscape scheme that's kept being added to over the last couple of years.
Well, you want to design surfaces so that they look different in different places. That makes it easier for visually impaired people to know where they are. I'm just speculating--it might be part of the Old Street streetscape scheme that's kept being added to over the last couple of years.