Instruction: Carefully assess the user's review for any strong expressions of sentiment, either positive or negative. Based on your analysis, select the most fitting sentiment option from the provided list as output.

Input:
I was wrong. I thought this was some hipster thing that was catching on and people were buying something because it was becoming trendy, but not mainstream. These things are incredibly accurate. The sound is so much bigger than these little foldable 80's headphones. What a cool little product. I love being surprised by stuff like this!

Options:
A: very positive
B: positive
C: neutral
D: negative
E: very negative
Answer: A: very positive