E2E are less maintainable because by definition. They are the type of tests that has the most dependencies on sub-systems and other systems - this means if a te

E2E are less maintainable because by definition. They are the type of tests that has the most dependencies on sub-systems and other systems - this means if a test fails you ll need to work more to figure out what went wrong, than in an integration test, which depends on less sub-systems.