Note to fill in your own gmail creds

.bashrc

# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples

# If not running interactively, don't do anything
case $- in
    *i*) ;;
      *) return;;
esac

# don't put duplicate lines or lines starting with space in the history.
# See bash(1) for more options
HISTCONTROL=ignoreboth

# append to the history file, don't overwrite it
shopt -s histappend

# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
HISTSIZE=1000
HISTFILESIZE=2000

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# If set, the pattern "**" used in a pathname expansion context will
# match all files and zero or more directories and subdirectories.
#shopt -s globstar

# make less more friendly for non-text input files, see lesspipe(1)
#[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
    debian_chroot=$(cat /etc/debian_chroot)
fi

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm-color|*-256color) color_prompt=yes;;
esac

# enable color support of ls and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls -lh --color=auto'
    #alias dir='dir --color=auto'
    #alias vdir='vdir --color=auto'

    #alias grep='grep --color=auto'
    #alias fgrep='fgrep --color=auto'
    #alias egrep='egrep --color=auto'
fi

# colored GCC warnings and errors
#export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'

# some more ls aliases
alias ll='ls -l'
#alias la='ls -A'
#alias l='ls -CF'

# Alias definitions.
# You may want to put all your additions into a separate file like
# ~/.bash_aliases, instead of adding them here directly.
# See /usr/share/doc/bash-doc/examples in the bash-doc package.

if [ -f ~/.bash_aliases ]; then
    . ~/.bash_aliases
fi

# enable programmable completion features (you don't need to enable
# this, if it's already enabled in /etc/bash.bashrc and /etc/profile
# sources /etc/bash.bashrc).
if ! shopt -oq posix; then
  if [ -f /usr/share/bash-completion/bash_completion ]; then
    . /usr/share/bash-completion/bash_completion
  elif [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
  fi
fi

function mail() {
username="GMAIL USERNAME"
password="GMAIL PASSWORD"
curl -u $username:$password --silent "https://mail.google.com/mail/feed/atom" |  grep -oPm1 "(?<=<title>)[^<]+" | sed '1d'
}

function mailbit() {
 mail=$(mail | wc -l)
 if [ $mail != "0" ]; then
  echo "[$(echo $mail) new mail]═"
 else
  echo ""
 fi
}

function btc() {
 cat ~/.btcusd
}

if [ "0" -eq "$(crontab -l | grep '* * * * * curl -sS https://api.bitfinex.com/v1/ticker/BTCUSD | jq -r ".mid" > ~/.btcusd' | wc -l)" ]; then
 crontab -l > ~/.mycron
 echo '* * * * * curl -sS https://api.bitfinex.com/v1/ticker/BTCUSD | jq -r ".mid" > ~/.btcusd' >> ~/.mycron
 crontab ~/.mycron
 rm ~/.mycron
 echo "A cron job has been installed to pull the BTC price"
fi

function set_bash_prompt() {
 PS1="╔═$(mailbit)[\[\e[33;1m\]฿ $(btc)\[\e[m\]]═[\[$(tput sgr0)\]\[\033[38;5;14m\]\t\[$(tput sgr0)\]\[\033[38;5;15m\]]═[\[$(tput sgr0)\]\[\033[38;5;14m\]\u@\h\[$(tput sgr0)\]\[\033[38;5;15m\]]═[\[\033[38;5;14m\]\w\[$(tput sgr0)\]]\n╚═╡ \[$(tput sgr0)\]"
}
PROMPT_COMMAND=set_bash_prompt

Added folder

Pulling the BTC price has been moved to cron, to reduce the prompt loading time