Shhh, no-one mention uuencode ...
data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAPsAAAAiCAIAAAAWITgWAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAARcSURBVHhe7ZrtteMgDERTlwtKPakmzbiY9wQSGMQI4zifB90fuwmMYCSU2M7u5c9xZsI73pkL73hnLrzjnbnwjnfmwjvemQvveGcuvOOdufCOd+bCO96ZC+94Zy684525ONHx6225XC7Xu7x1Rhgp2rqu8uoHGTHPRVhuH0mz2/Hr/XZdgjlmWZbr7Z5tesc/wG7R7tdY698s66D57+x4dsVQqxPyJufzzI7/aA0wr7G0WzRumudX4i0VHjT/0dM2Ol4+rHQ0lat1vV+Xm3f84zyzaIf4pgp/1Avs+LGL0zMP75vOQ3iNpWcW7RDfVOGPekEdf+jaFA5vpdv9EELQnX4bFi8NSUH3SJUmXU4qOi3RrFVdhppHD3WVEtshuShNumFLW3iKzhe94d276QFB6RSumoHKXjo8p/ywh7IBctZb2kRjBGdXFZqqtbbrvxHQ8YMNn+rCJ7xcCTnsOvQeZUEYJK0m1IOGeTRKrqqLC9LhpcXim1xhdkTIOvKuPgI+PJmMwkOWqnDyQX/I8uO7Nz1R0AokZ0k5uLXOxlD20jnU8bIIr8/r1V5QdvnIYpBEBawsXkzb8ey6dyiCCIM0WwfB9JVcdzDagMf2asDFo28WeR+g46wOr3QTZtOgDOTt92xblnK4mjm0e7VRjRYYNgB9pTHLDpWfVssjUbkNjmQHNDI0lNMLON3xyjccVLR1GQrDp5OxZvX4qG3DEg83+xzbvdVltMCwAegrjVnou9XiaB7tZcfL4zjL6Ys53fFaF3Nsk6Fb+XhtjbQbjNSgrzFn9cSobWNBHH5y94JWwF0T7iXoDljGMD2l4ZBDlJ9Wa9jmaDs7Y1Nj+D2cvo/XVYjRVXD5rFNQBY7UAB5OxpzlpbeZcdvQUif88d0LkKB89As3dXaVbKWRDjTeag3bWqhlxqbG8HsAHc9+9g3p9BjdOlxSGtF3zVXgSA36GnNWT4DdiZMdf3L3go4g/uRFk3CjCqA0HJ7reI62szM2NYbfA+h4MdQ9lwCugmodlBwIHKoBPJ2MMSvJbONDtgnDEg4/uXvBnmB3gUyt5HdGOmq4HcS78mgx3MhwWeCm7wJ1fDJKpvQVNHx3pDFcBdU6bXLgBwzC6JgKKXBdKXo+ED953WJaNts/PGU7gC3h8JO7F2hBUfAIdhXYURqBjcV0PsA2UewwlJ2lUYNvBHd8TEeMEfX/q0lO8eHFFItkUoLyI+62aB2YZaxqDobZqhV1YjGL01nxKmlalXbMNoEt4fDAid0LtEBWrRKul0zsKHE6m22Oixo+7HIXDpYmkBXCS5UKyC5tW0bRS/obZ/FyrI4PxMcg8RughMtf1kF6BGyddPphDfqWiBodSJFZhf7hVqiezcJy1W/98ZPamSaGbRPAEg4XHt29oBXUT6P193jNntKocBnGlptqZFdlhu0GOLvy25PWp5io+8KOdxxh94P6O3jHOwN4xztz4R3vzIV3vOP8KN7xzkz8/f0DBdIkSVwkf9MAAAAASUVORK5CYII=
Shhh, no-one mention uuencode ...