It's simple: Brewing beer is cheaper than buying it.
https://www.morebeer.com/category/home-brewing-kits.html#Brewnomics
All contents copyright 2023 by MoreFlavor Inc. All rights reserved. No part of this document or the related files may be reproduced or transmitted in any form, by any means (electronic, photocopying, recording, or otherwise) without the prior written permission of the publisher.