Exacto!
If that happens with a proprietary system, you can't shop around for support: you're in the hands of a monopoly. With Moodle, you can get support from any of the many Moodle Partners if you want the seal of approval and to know that you are supporting further Moodle development, or from an independent Moodle developer or skillful geek.
You have options. Surely beats not having them...