What is it that’s swimming around so fast?

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There are many strategies for improving results with brewing. The more you make careful observations in preparation and results the better you will be able to navigate options and develop technique to improve results. Weigh beans and water to tune a brew ratio for each bean. Find the grinder setting which facilitates the best trade off between production of fines and a coarseness which will minimize retention during the brew. Taste the beans before grinding to get a preview of brewing and guide choices such as dose and brew temp. Harder beans will be more difficult to extract, over roasted beans may only work at a higher temp ~205. Mocha Java is a blend of Yemen (Mocha) and Indonesian (Java) beans. This ends up being a marketing gimmick in many cases and there is a good chance that the beans will be over roasted to the point that there is no potential for accessing origin characteristics. The set of marketing techniques used by roasters who are more relentlessly pursuing quality is a bit different and usually focuses on single origins and varietals and the flavors unique to that bean. More on reddit.com

N... no. More on reddit.com

I mean, it'll work. A French press though can be used for regular french press coffee but also could be used for tea, or coldbrew, or even frothing milk if you want. I think it's a nifty maker and has many uses over just a mason jar. Also convince of just pushing down a plunger. More on reddit.com