University of Cambridge prof came up with the design so I don't think it's an actual proposal although it should be. I actually like the Barbican and other brutalist gems like the Trellick tower and think they really need to be preserved and restored rather than demolished or hidden behind trendy new facades.
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The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts. (Bertrand Russell)