What agility shortcut are you referring too? Seems to work perfectly for me when I run it.
Does the spec increases the speed of that? pretty sure it is a static speed based on equipment, just like wintertodt root chopping
You are better off doing bloods though
No it's disabled, bann rates are high doing that while agility.
You are better curse alching for 30 min instead of alching for hours on an agility course
Hmm it should drop burnt fish, will have a look at that!
And for the full inventory, that's why there is an option:
EDIT:
Found the dropping issue for burned fish, fixed in V2.27, will be live soon!
Thx for reporting!