Chris Fox looks at some of the best technology news stories of the week including:
- A legal challenge which could ban UK government ministers from using self-destructing WhatsApp or Signal text messages for official business is launched
- Wine experts discover whether a bottle of wine which has spent a year in space tastes any different to a normal one
- A backpack which could help blind people or people with sight loss navigate while walking is developed by Intel
See more at Click’s website and @BBCClick
