> The diaeresis is the single thing that readers of the letter-writing variety complain about most. There's a poster on a message board i read who always uses

> The diaeresis is the single thing that readers of the letter-writing variety complain about most. There's a poster on a message board i read who always uses the archaic letter thorn for 'th' (þink of writing someþing like þis). Whatever a comment is about, 70% of the replies are criticising or questioning the use thorn instead.