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The Video Tape that lives up to its roll model…

Radio Shack CT-200 Transportable Cellular Phone

Adjusted from 1988 to 2018 dollars, that's about $2500. And the ad doesn't mention talk time - from $1 to $2 per minute, plus the subscription fee. That said, you may be looking at this ad on a tiny thin glowing screen with more computing power than NASA's Apollo missions.