system
A chat on subreddit /r/pcmasterrace
human
Basically, igpus and used gpus are eating up the low end market.  Why even make a budget GPU when customers can easily get a used GTX 950 or RX 550 for cheaper? 

IGPUs are at the performance level of 15 year old flagship cards, so retro style games don't really need a gpu.
gpt
Warranty and support for modern software