Your project will only look as good as it sounds, because
"Sound is half of the experience"
If your film looks terrible but has great sound, people might just think it's your aesthetic.
If your film looks great and has bad sound, people will think you're an amateur.
Sound is the first indicator to the industry that you know what you're doing.
Sound is the easiest (technical) thing to get wrong and one of the hardest to get right. You only get to influence two (2) of the five (5) senses; great filmmaking is about using both sound and visuals to best advantage.
Filmmaking is the art of the invisible;
If anyone notices your work, you haven't done your job right.