And also because our kid-era walkie talkies were VHF (or at least mine were) which is a much lower frequency band than wifi. At a given power level, lower frequ

And also because our kid-era walkie talkies were VHF (or at least mine were) which is a much lower frequency band than wifi. At a given power level, lower frequencies travel farther (i.e. around obstacles) but can't transfer as many bits as wifi.