-..de EX \"Begin example
+.de EX \"Begin example
.ne 5
.if n .sp 1
.if t .sp .5
.SH NAME
munch - munching squares screen hack
.SH SYNOPSIS
-.B deco
+.B munch
[\-display \fIhost:display.screen\fP] [\-foreground \fIcolor\fP]
[\-background \fIcolor\fP] [\-window] [\-root] [\-mono] [\-install]
[\-visual \fIvisual\fP] [\-delay \fIseconds\fP] [\-xor] [\-noxor] [\-shift]
.SH DESCRIPTION
The
.I munch
-program preforms the munching squares hack until killed. It picks square
+program performs the munching squares hack until killed. It picks square
size, position, and gravity randomly; configurable options are listed
below.
.PP
-The munching squares hack cosists of drawing Y = X XOR T for a range of X
+The munching squares hack consists of drawing Y = X XOR T for a range of X
and T over and over until all the possible combinations of X and T have
come up. It was reportedly discovered by Jackson Wright in 1962 and took 5
instructions of PDP-6 code.