Cut irrelevant metadata
Use less clumsy technique/position for interweaving
Even better technique, size and position for rotation
Beginnings of sprite animation
Redirect arrow clones to point at local copies

s/(<path[^>]*id=")([^"]*)("[^>]*>\s*<path[^>]*>\s*<use[^>]*xlink:href=")#path3768("[^>]*>)/$1$2$3#$2$4/g
Full animation sprite sheet

That awkward moment when you just spent two hours animating a 19x19 icon
Consolidate sprites