A friend sent me this:

Aoccdrnig to rscheearch at an Elingsh 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 are in the rghit pclae. The rset can
be a toatl mses and you can sitll raed it wouthit a porbelm. Tihs is
bcuseae we do not raed ervey lteter by it slef but the wrod as a
wlohe and the biran fguiers it out aynawy.