commandline session
$cat hello Hello. How are you $../bwt hello $ls hello hello~ hello.bwt $rm hello~ $ls hello hello.bwt $cat hello.bwt u.weo rHellyHaoo $ $hexdump hello.bwt 0000000 750a 772e 6f100 200a 4872 6c100 796c 6148 0000010 6f6f 0520 0000 0000 0000017 $../unbwt hello.bwt $ls hello hello.bwt hello.bwt.y $cat hello.bwt.y Hello. How are you $