Legacy Character Set: ISO-8859 for Europe (4)

Internet not completely 8-bit safe
8th bit might be dropped in transit
Need to encode characters to look like ASCII
"Quoted-Printable" encoding
Multiple ASCII characters for one 8-bit character
Hexadecimal value written in ASCII
ä (0xE4) ⇒ =E4
= (0x3d) ⇒ =3D