Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

HIGHS Up to 39 EPA-estimated EV-only miles of range, same premium luxury interior as the standard X5, nearly as quick as the very quick gasoline-fed, twin-turbo V-8 powered X5 M60i. LOWS Price premium ...

HIGHS Drives like a BMW should, impressive estimated driving range, neat interior tech. LOWS Digital climate control functions are frustrating, strange squircle steering wheel design, puny front trunk ...