Based on your comments on oneplus not moving towards stock android and samsung does not fall to cheap level... i assume you are newbie for smartphone world.. nevertheless, here is the articles about samsung in past..This is something done to keep fanboys and fake imaginative dreamers happy and make them super fanboys of cheap products.
Samsung, Nokia, Asus and even Sony etc. never ever had to fall to this cheap level. This is some desperate move by despos.
https://arstechnica.com/gadgets/201...created-astroturf-smear-campaign-against-htc/
https://www.theverge.com/2013/10/24/5023658/samsung-fined-340000-for-posting-negative-htc-reviews