[..] in the Google world, deprecation means: “We are breaking our commitments to you.” It really does.
That’s what it ultimately means. It means they are going to force you to do some work, possibly a large
amount of rework, on a regular basis, as punishment for doing what they told you to do originally — as
punishment for listening to their glossy marketing on their website: Better software. Faster! You do
everything they tell you to do, and you launch your application or service, and then, bang, a year or
two later it breaks down.