I WONDER - How Have Mobile Phone Batteries Changed?

The video discusses the first cell phone, which required a 10-hour charge for just 13 minutes of use, highlighting the evolution of battery life in smartphones. It also describes the design of early mobile phones, which were long, sturdy, and equipped with an antenna for radio signal connectivity.

What misconception about smartphone battery life is addressed in the text?

Describe the antenna's role in the first mobile phone.