installation even faster now

img/README.md

@@ -5,13 +5,11 @@ brew install  asciinema  agg
 
 asciinema rec hind.cast
 
-# manually chopped out a lot of delay lines in `hind.cast`, then:
+# manually chopped out some delay and ending lines in `hind.cast`, then:
 
-cat hind.cast |perl -ne 'chop; print unless m/^\[([\d\.]+)(.*)$/; $x=$1; $x-=8 if ($x>132); $x-=6 if ($x>120); $x-=30 if ($x>75); $x-=45 if ($x>69); $x-=21.5 if ($x>20); print "[$x$2\n";' >| short.cast
+cat hind.cast |perl -ne 'chop; print unless m/^\[([\d\.]+)(.*)$/; $x=$1; $x-=5 if ($x>17); $x-=10.5 if ($x>10.5); print "[$x$2\n";' >| short.cast
 
-# then remove trailing `[` on top line
-# I also did just a bit of manual finesse ;-)
-# updated the "width" topline
+# manually, for top line remove trailing `[` -- and I updated the "width" and "height".
 
 agg --theme asciinema --speed 1.1 short.cast hind.gif
 ```