Comment on Berg is shutting downparentComments−deutronium12yYou can get modules even cheaper than $5 on certain sites, I think mine cost around $3 from Taobao, which makes it very tempting (the chip itself is even cheaper still).
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You can get modules even cheaper than $5 on certain sites, I think mine cost around $3 from Taobao, which makes it very tempting (the chip itself is even cheaper still).