From Cybercabs hitting the streets in Austin, Texas, to robots serving shoppers in Hong Kong, we round up the week's hottest stories in tech. Julian Satterthwaite reports ▻ ↧ Tesla starts Cybercab rides in Austin, drawing US safety agency int... Tesla said on Thursday it was offering rides in "limited areas of Austin, Texas" in its two-seater Cybercab, a vehicle without ​a steering wheel or pedals, with the U.S. auto safety agency responding that it was evaluating the effort.