I have less of a problem with filaments for the reason you describe than I do with how you can so easily use them to avoid EVE geography. The fact you can use them to extract to highsec from pretty much anywhere cheapens the experience of actually being deep in lawless space.
Only if all your ships have a cloak which is certainly not a given and is always going to cause the overall capability of the ships to be lower, and if the ones pursuing don’t have a good prober and organisation.
Most people aren’t good enough, organised enough, smart enough and have an attention span long enough to make that happen. Some will, most won’t. Many will fck it up, there will be stragglers.