The price is falling right now but it doesn't mean that Bitcon became less popular. People are just scared of those red days and keep on selling.
Many reason's for this downfall of price but once demand increase price does. Yes scared to invest and do panic selling. It could creates more profit when people more hopes and believes in bitcoin.
Popularity of Bitcoin is due to its services and responsive actions due to which people like it very much however, all people who know about the Bitcoin not all are its part due to its precious value. Though, investment of Bitcoin is precious but not difficult as it gives us the opportunity to invest in its low market which is highly achievable and affordable for people with low savings.