Are 6 Wire Trimmer Heads a waste of money?

Testing a variation on the classic. The 6 wire trimmer head claims it's durable, but can it stand up to a session in the lantana?
Chapters
0:01 Introduction
0:15 What is it?
1:00 Opening the package
1:30 Will it fit my Stihl?
2:30 Thoughts on it so far
4:35 Heading out to cut some grass
5:00 Cutting along retaining wall, fence and concrete
6:25 Cutting amongst rubble
6:45 Mowing woody weeds
7:42 Cutting Lantana
9:57 Checking the head after Lantana
10:15 Clearing a Hillside
12:08 Conclusions - did it Survive

[@ToddNZMTB]

Lantana greatest hits

[@Ppp-kk6hw]

Does a job for rougher Gardens so worth it.

[@johnwade6836]

My opening on this is not that big to mount on my weed eater I will have to drill a bigger hole

[@jrgenbakkeskauge3630]

Near the end, it appears the trimmer head is no longer sentered. Probably at least as likely to cause the vibrations as the individual wires coming loose.

[@henrymadrigal5786]

Waste of money