Putting a clear glass roof on a station at a latitude where the average daytime temperature is around 30C for at least two months of the year is not great architecture, it's just incompetent
TfL is clearly corrupt in its practices, and inadequately supervised. Boris Johnson is a sucker for any daft vanity project that comes along, whether bicycles, funiculars, buses or bridges. And unfortunately its clear that the dilettante Heatherwick is his pet. The quicker he goes the better. Wake up GLA members.