Ok...so now we all know that PUDER doesn't spell correctly but most of the time it doesn't matter...although it still drives us all nuts!

Aoccdrnig to a rscheearch at Cmabrigde Uinervtisy, it
deosn't mttaer in waht oredr the ltteers in a wrod are, the olny iprmoetnt tihng is taht the frist and lsat ltteer be at the rghit pclae. The rset can be a total mses and you can sitll raed it wouthit porbelm. Tihs is bcuseae the
huamn mnid deos not raed ervey lteter by istlef, but the wrod as a wlohe.