I have no interest in posting my "wisdom" at all. I am however disagreeing with your assertions based on Qur'aan and Sunnah.
Khilafah (Caliphate) point 1: Based on knowledge of the World
This is your post:
This is video which you included in your post:
At minutes 16:10 onwards listen to the entire argument translated into English as:
Khilafah (Caliphate) which Allah Taâ€™ala has granted (to humans) is based on knowledge of the world and not the knowledge of the Deen. The basis of Khilafah (granted to humans) is not based on (acts of worship), Dhikâ€™r etc
Loading Qur'aan Verse
If those (able) humans are also obedient to Allah then they would get Khilafah (Caliphate) as well as Niyabat.
If you disagree based on what you have posted yourself, please state your disagreement from the Qur'aan and Sunnah. Based on your response and behavior we will move to point 2.