To be fair, some plants considered to be weeds are quite useful plants. Dandelions, for example, are fully edible - from root to flower, the whole thing is edible. It used to be cultivated in a number of places until people got this idea of perfectly manictured lawns in their head.
Although the way the world economic forum does things is completely asinine and they need to all be shot so they can stop tainting decent information with their agenda.