:start
@echo off
cls
:: optional console color tweaking
color 0a
echo some greeting here
set /p var=Some line of data here: 
if %var%==start goto start

echo some other info down here
set /p var=another prompt line:
if %var%==start goto start

echo final terminal message
:: launch video player of your choice with some video file with alerts/flashy messages
"C:\Program Files\VideoLAN\VLC\vlc.exe" --fullscreen someFile.mp4

pause>nul