Which browser do you guys recommend?

Code:
#!/bin/bash



#

# After running this script, you need to do some things:

#  1) Go to Firefox prefs and turn off updating

#  2) Make your home page http://dev

#  3) Install Firebug

#  4) Install FirePHP

#  



FFDIR=$HOME/Firefox

FF48="https://ftp.mozilla.org/pub/firefox/releases/48.0/linux-x86_64/en-US/firefox-48.0.tar.bz2"

FFPROFILE=$HOME/.mozilla/firefox/firefox48

LAUNCHER=$HOME/.local/share/applications/ff48.desktop



# Make sure Firefox directory in home directory

if [ ! -d $FFDIR ];

then

    mkdir $FFDIR

fi



cd $FFDIR



# Remove the old Firefox directory if it exists

if [ -d $FFDIR/Firefox-48.0 ];

then

    rm -rf $FFDIR/Firefox-48.0

fi



# If Firefox 48 archive doesn't exist, get it from Mozilla

if [ ! -f $FFDIR/firefox-48.0.tar.bz2 ];

then

    wget $FF48 -O firefox-48.0.tar.bz2

fi



# Extract Firefox 48 from the tar.bz2 file if it exists

if [ -f $FFDIR/firefox-48.0.tar.bz2 ];

then

    tar -xjf $FFDIR/firefox-48.0.tar.bz2



    # Rename the extracted firefox directory to Firefox-48.0 if it exists

    if [ -d $FFDIR/firefox ];

    then

        mv $FFDIR/firefox $HOME/Firefox/Firefox-48.0



        # Remove the old profile directory for Firefox 48

        if [ -d $FFPROFILE ];

        then

            rm -rf $FFPROFILE

        fi



        # Create the profile to be used

        firefox -CreateProfile "firefox48 $FFPROFILE"



        # Make sure the launcher exists

        touch $LAUNCHER



        # Rebuild the launcher

        printf "[Desktop Entry]\n" > $LAUNCHER

        printf "Version=1.0\n" >> $LAUNCHER

        printf "Type=Application\n" >> $LAUNCHER

        printf "Terminal=false\n" >> $LAUNCHER

        printf "Name=Firefox48\n" >> $LAUNCHER

        printf "Comment=Run firefox 48.0\n" >> $LAUNCHER

        printf "Exec=$FFDIR/Firefox-48.0/firefox -no-remote -P firefox48\n" >> $LAUNCHER

        printf "Icon=/usr/share/icons/HighContrast/48x48/apps/firefox.png\n" >> $LAUNCHER

        printf "Categories=Utility;\n" >> $LAUNCHER



        # Finished

        $FFDIR/Firefox-48.0/firefox -no-remote -P firefox48

    else

        printf "Extracted archive directory did not exist\n"

    fi

else

    printf "Archive did not exist\n"

fi