Handy oneliner for easier living with ....

begin:vcard
fn:Johan Pettersson
n:Pettersson;Johan
org:KTH;Industriell Produktion
adr;quoted-printable:;;Brinellv=C3=A4gen 68;Stockholm;;10044;Sweden
email;internet:p1ersson@kth.se
tel;work:087909542
x-mozilla-html:FALSE
version:2.1
end:vcard

echo MAC | sed 's/:/-/g' | sed 's/[a-f]/\u\0/g