not just spam, but Core devs do not believe users should have complete control of their node. here's some of the options knots has: 
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Si, pero vos entendés que knots tiene un dueño que es Luke? Todos los que usan knots dependen de 1 persona 🧐
the code is what matters. why are you worried about the author?
No we're not. If Luke does something controversial we'll not upgrade until something better comes along or choose something else. Choice is the important part here. Core wants to take that away from us.