Are 'cuddlers for hire' a sign that city life makes us lonely?

City links: Rentable friends, turning homes into storage units and segregating public buses feature in this week's best city stories from around the web

The best city stories we've spotted around the web this week take a look at the rise of "companionship businesses" serving lonely city dwellers, discover an apartment building in Berlin where homes have been turned into storage units, hear stories of gentrification in Brooklyn and imagine a future where the top decks of London's buses are reserved for the super wealthy. We'd love to hear your responses to these stories: just share your thoughts in the comments below.