None of your data is safe. Everything is being monitored and sent back to Apple. Every keystroke, every website you have ever visited, all that you do. Including your bitcoin private keys. You have no sovereignty at all right now. This is coming from someone who used to work at a certified apple repair shop knowing full well what tools and resources they have at their disposal.

Anything you can use on Mac you can find an equivillent free open source software that does the job just as well, or better. There are so many linux distributions, desktop environments, and hundreds of thousands of software options available. I can guide you into this magical world full of freedom and explore the wild world of Linux if you are ready for a true adventure. I will show you what true full self soverignty is if you want.

As far as Linux first manufacturers go you can either go with System 76 for comparable build quality to Apple. Framework also offers excellent choices for long-term repair-ability and upgrading too. There is also always the tried and true higher end Lenovo Thinkpads with the Ryzen processors that are very well built as well. Here are some links for you.