I believe it would be way more helpful if some non industrialized items are always saleable, such as wheat, carrot, potato, cocoa beans, mushrooms, chorus plant, beetroot, glowberries, nether wart, all flowers, all wines, all weeds and sweet berries.
although, one can use auto harvester, but that's like using a super computer to play Tetris. since iron gives more items and is cheap, no on..
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