Which specific technology owes its existence to Marconi’s early radio wave experimentation?

Answer

Cell phone or Wi-Fi network

The text explicitly states that the technology underpinning modern cell phones and Wi-Fi networks is directly traceable to Marconi’s foundational work with radio waves.

Which specific technology owes its existence to Marconi’s early radio wave experimentation?
Legacyinventorcommunicationradiowireless