"Policy goals" won't be enough to protect bicyclists once the cars start driving themselves. Strong standards will be necessary to govern the interactions between cars and bikes in an autonomous future.
After Gustave Eiffel turned down an opportunity to build a landmark tower for London, railway magnate Sir Edward Watkin held a world-wide competition to design the icon instead. "Stevie SW9", at Brixton Buzz, explores some of the spectacular entries.
Yes and no, says Peter Bill. As a look at London's delightfully nicknamed towers - the Shard, the Walkie-Talkie, the Cheesegrater - shows, it may take years, and multiple economic cycles for skyscrapers to recoup their investment.