[closed] Where are the _recommendations_ in the On-line migrate matrix ?

I may be being thick, but I've read On-line Migration Test Matrix a number of times.  It mentions recommendations but as best I can see it only provides results of actually performing the online migration.  Nothing about then number of states to migrate having some threshold where online *is* recommended.  In fact the only occurrence of "recommended" is in this sentence:

If online migration is recommended for your repository ...

It's hard to reach a decision with this....