Jan Vroonhof writes:
 Kyle Jones <kyle_jones(a)wonderworks.com> writes:
 
 > Modifications to the current buffer should be disallowed inside the
 > before-/after- change functions, if we hope to have any consistency
 > in the system.  We can fix the crash, but things like font-lock and
 
 Are you suggesting temporarily making the buffer read-only, or
 disallowing them "by policy"? 
By policy.  Otherwise one package can hose another.