Fake product reviews and fradulent compaigns are the usual things done by a company to increase revenue. A similar case is detected with one of the largest online shopping portal Amazon.in.
Selfpoke found a bug on Amazon.in website which leads to increase fake upvotes for a question/answer on a product page. It might be an unknown bug or a deliberate fraud.
You can simply reproduce it as demonstrated in the video. What do you think about it, you can write in comments.