Hi RP. There are many conventional and unconventional preachers out there and God is not limited to our thinking of how He uses them. I don't know the guy very well and I'm unable to watch the video right now. Will do so and respond.
Philippians 1:14-16King James Version (KJV)
14 And many of the brethren in the Lord, waxing confident by my bonds, are much more bold to speak the word without fear.
15 Some indeed preach Christ even of envy and strife; and some also of good will:
16 The one preach Christ of contention, not sincerely, supposing to add affliction to my bonds: