If you want a contract that has every term and circumstance negotiated up front, you’re going to need to speak with Hetzner’s business development team. You’ll also need to be a bigger fish than a single hobby developer.
“Unmetered” means “You will not be charged under normal circumstances based on the measurement of the data you use.” It does not mean that your traffic is literally not measured.
They don’t put a specific hard limit because doing so both limits their own flexibility as a service provider and creates a target for abuse by users.
Google is not attempting to prove that they should be regulated, they are attempting to prove the that regulation the EU is imposing is not having the effect that EU claims it has. Whether they can be trusted or not will be up to the court in the EU whenever they present evidence.
A petulant child does not explain the negative consequences of what he is being asked to do using metrics and specific stakeholder feedback.
It does not help consumers to have outside parties run roughshod over businesses. Regulations are necessary, but to be effective, they must be measured, in both senses of the word. To be implemented carefully, they must be subject to criticism, even by the party being regulated.
Do you have any specific concerns with the points raised by Google here?
1. They rarely form concentrated ore deposits, instead being widely dispersed throughout rock formations
2. The elements are very chemically similar to each other, making them difficult and expensive to separate and purify for industrial use