Install Chrome, ChromeDriver and Selenium on Ubuntu 16.04

install.sh

#!/usr/bin/env bash
# https://developers.supportbee.com/blog/setting-up-cucumber-to-run-with-Chrome-on-Linux/
# https://gist.github.com/curtismcmullan/7be1a8c1c841a9d8db2c
# https://stackoverflow.com/questions/10792403/how-do-i-get-chrome-working-with-selenium-using-php-webdriver
# https://stackoverflow.com/questions/26133486/how-to-specify-binary-path-for-remote-chromedriver-in-codeception
# https://stackoverflow.com/questions/40262682/how-to-run-selenium-3-x-with-chrome-driver-through-terminal
# https://askubuntu.com/questions/760085/how-do-you-install-google-chrome-on-ubuntu-16-04

# Versions
CHROME_DRIVER_VERSION=`curl -sS https://chromedriver.storage.googleapis.com/LATEST_RELEASE`
SELENIUM_STANDALONE_VERSION=3.9.1
SELENIUM_SUBDIR=$(echo "$SELENIUM_STANDALONE_VERSION" | cut -d"." -f-2)

# Remove existing downloads and binaries so we can start from scratch.
sudo apt-get remove google-chrome-stable
rm ~/selenium-server-standalone-*.jar
rm ~/chromedriver_linux64.zip
sudo rm /usr/local/bin/chromedriver
sudo rm /usr/local/bin/selenium-server-standalone.jar

# Install dependencies.
sudo apt-get update
sudo apt-get install -y unzip openjdk-8-jre-headless xvfb libxi6 libgconf-2-4

# Install Chrome.
sudo curl -sS -o - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add
sudo echo "deb https://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list
sudo apt-get -y update
sudo apt-get -y install google-chrome-stable

# Install ChromeDriver.
wget -N https://chromedriver.storage.googleapis.com/$CHROME_DRIVER_VERSION/chromedriver_linux64.zip -P ~/
unzip ~/chromedriver_linux64.zip -d ~/
rm ~/chromedriver_linux64.zip
sudo mv -f ~/chromedriver /usr/local/bin/chromedriver
sudo chown root:root /usr/local/bin/chromedriver
sudo chmod 0755 /usr/local/bin/chromedriver

# Install Selenium.
wget -N https://selenium-release.storage.googleapis.com/$SELENIUM_SUBDIR/selenium-server-standalone-$SELENIUM_STANDALONE_VERSION.jar -P ~/
sudo mv -f ~/selenium-server-standalone-$SELENIUM_STANDALONE_VERSION.jar /usr/local/bin/selenium-server-standalone.jar
sudo chown root:root /usr/local/bin/selenium-server-standalone.jar
sudo chmod 0755 /usr/local/bin/selenium-server-standalone.jar

start-chrome.sh

#!/usr/bin/env bash

# Run Chrome via Selenium Server
start-chrome() {
    xvfb-run java -Dwebdriver.chrome.driver=/usr/local/bin/chromedriver -jar /usr/local/bin/selenium-server-standalone.jar
}

start-chrome-debug() {
    xvfb-run java -Dwebdriver.chrome.driver=/usr/local/bin/chromedriver -jar /usr/local/bin/selenium-server-standalone.jar -debug
}

# Run Chrome Headless
start-chrome-headless() {
    chromedriver --url-base=/wd/hub
}

# Start
# start-chrome
# start-chrome-debug
# start-chrome-headless

Shouldn't it be

sudo curl -sS -o - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add
echo "deb https://dl.google.com/linux/chrome/deb/ stable main" | sudo tee -a /etc/apt/sources.list.d/google-chrome.list

?