The beetles performed best when confronted with a perfect starry sky projected on to the planetarium dome, but coped just as well when shown only the diffuse bar of light that is the plane of our Milky Way Galaxy.

BBC: Dung beetles guided by Milky Way

Meeker shows bar charts that clearly show we spend way more time on the Internet and with our mobile devices compared to TV, Print, Radio or Billboards.

FORBES: What if Mary Meeker is Wrong and Mobile Ads Never Really Take Off?