The main idea of the passage is Baseball players and coaches use secret signals to
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For starters the look of tv has changed (as shown in the 2 pics).
It used to be as thick as about a ruler and a half and now they can be as thin as a piece of paper. Secondly quality. The video quality was different by much. Old television had very static like videos and now they are very smooth and fine cut. Lastly the amount of channels. Back then there werent as many channels as there are now, Especially of children's TV. Back then there was like.... 1 day a week with childerens shows.
It used to be as thick as about a ruler and a half and now they can be as thin as a piece of paper. Secondly quality. The video quality was different by much. Old television had very static like videos and now they are very smooth and fine cut. Lastly the amount of channels. Back then there werent as many channels as there are now, Especially of children's TV. Back then there was like.... 1 day a week with childerens shows.