Google's seemingly endless new array of products with just as many being discontinued at any one time is an internet meme at this point. Often in threads when Google announced their latest hotness, potential customers are sarcastically guessing at how long until it is killed (some of those guesses ultimately turning out correct). I've never worked at Google, but it looks like shambles from the outside. Kind of remind…
Except for every one deprecated product you can name, there's probably more like 10-20 new product. The issue is that Google has gotten so big and has so many different projects, that the number of deprecation is just bigger, even if percentage wise they're probably lower than most other companies. Try looking at https://gcemetery.co/ and naming how many of those you even recognize and can describe without looking it…
Your list is missing some high profile products like Google Allo and Chromecast Audio.