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theremin
Skip itA small market ($29K/yr) — this niche doesn't clear our bar today.
Quality gap
Incredible3.8★avg incumbent rating — lower means beatable quality
Returns
Great1.1%return rate — above 5% kills the launch gate
Avg price
Great£55.60avg listing price — sweet spot $15–$100
Review moat
Good948.14avg incumbent reviews — the moat a new listing must climb
Brand share
Okay85%top-5 brand share — brands hold most of the demand
Price range
Okay£25.13–£273.80cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Bad77%top-5 click share — a locked-up shelf
Conversion
Bad1.3%search→purchase rate — share of searches ending in a sale
Growth
Bad-23.2%90-day search growth — must beat 0% to launch
Market size
Bad£29K£29K/yr · 42K searches