The only fear I have is that the spec might still change, which is not the case for ES6 features. Do you think my fears are unfounded? Because I'd love to use E

The only fear I have is that the spec might still change, which is not the case for ES6 features. Do you think my fears are unfounded? Because I'd love to use ES7 for my back-end projects where all database interaction, and by extension a large part of my codebase, relies on promises...