pijul channel switch alice 2> /dev/null

    pijul channel switch alice &> /dev/null

    pijul channel switch bob 2> /dev/null
    pijul apply "${hash}" 2> /dev/null

    pijul channel switch bob &> /dev/null
    pijul apply "${hash}" &> /dev/null

    pijul channel switch "${1}" 2> /dev/null

    pijul channel switch "${1}" &> /dev/null

    pijul channel switch alice 2>/dev/null

    pijul channel switch alice &> /dev/null

    pijul apply "${hash}" 2> /dev/null

    pijul apply "${hash}" &> /dev/null

    pijul channel switch alice 2>/dev/null

    pijul channel switch alice &> /dev/null

    pijul apply "${hash}" 2> /dev/null

    pijul apply "${hash}" &> /dev/null