What SRAM need to do is make a dummy battery to cover the derailleur to prevent exposure to the environment.
Don't they come with those in the box?
Missed this part in the article;
For extended transportation, SRAM recommends that you remove the derailleur batteries and replace them with the red battery port covers to keep the battery contacts clean.
Yes, they do.
@Sumo started
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What SRAM need to do is make a dummy battery to cover the derailleur to prevent exposure to the environment.