The AI-generated Christmas karaoke song and other news

BBC Click's Lara Lewington looks at some of the best of the week's technology news.

Selena Gomez is revealed as Instagram’s most popular celebrity in 2016

The pop singer has eight of the 10 most-liked celebrity photos on Instagram this year.

Smart money?

As global student loan debt reaches crisis levels, can tech start-ups help cut costs?

Partially-sighted Paralympian gets to see boyfriend clearly

Partially-sighted Paralympian Libby Clegg gets to see her boyfriend's face more clearly thanks to hi-tech goggles.

Fake Apple chargers fail safety tests

Investigators warn of potentially fatal risks after 99% of fake Apple chargers fail safety tests.

Avalanche: Online crime network hit in global operation

Global operation dismantles one of the world's biggest networks of hijacked computers, Europol says.

Pebble smartwatch users fear ‘Fitbit takeover’

Users of smartwatch pioneer Pebble express concern about reports it is a takeover target for Fitbit.

Toddler hand inspired AI child sex abuse tool

An artificial intelligence system that can identify new images of child sexual abuse has been developed.