With its considerable line-up of ‘robo-snipers’, ‘suicide drones’ and ‘robattle’ battlefield robots, Israel’s defence industry is pushing the envelop of autonomous machines with only token human involvement.

The messaging tool is selling more than $1 billion of debt to fund operations and repay existing creditors, as it races to attract ads.

Sometimes we hear a call from nature. When I was 18 years old I ventured out alone with only a backpack full of simple hand tools to actualize my dream. Build my own traditional off grid log cabin by hand from the materials of the Swedish wilderness. Just…