A strange blue spiral lit up the sky over Europe on Monday night (March 24), with residents of the UK and other countries speculating on its true nature on social media.

Experts said the phenomenon was created by a SpaceX Falcon 9 rocket launched from Cape Canaveral in Florida at 5.48pm UK time ...

While the leading feature is in the name – the M4 chipset – two other things bubbled up in my mind: the new Sky Blue shade, which has a unique quality to it, and that more affordable price.