I want to go back to the 1990s

me-in-1990s.sh

#!/bin/sh

YEAR="1990"
read -p "GitHub username: " USERNAME

if [ -z "$USERNAME" ]
then
  exit 1
fi

mkdir $YEAR
cd $YEAR
git init
echo "**$YEAR** - Created with https://gist.github.com/lyluongthien/8a2d6d5b4dd6dac06b1382e2ae157462#file-me-in-1990s-sh" > README.md
git add .
GIT_AUTHOR_DATE="$YEAR-01-01T18:00:00" GIT_COMMITTER_DATE="$YEAR-01-01T18:00:00" git commit -m "$YEAR"
git remote add origin https://github.com/$USERNAME/me-in-1990s.git
git push -u origin master -f
cd ..
rm -rf $YEAR

echo
echo Cool, check your profile now: https://github.com/$USERNAME