Why is PHA so expensive?

Could you please elaborate on why the price of PHA is so high? Are there any particular factors that have contributed to its surge in value? Is it due to its unique features, its limited supply, or perhaps its growing adoption and demand in the market? Understanding the reasons behind its high price would help investors make more informed decisions. Could you also compare PHA's price to other similar cryptocurrencies to provide a clearer picture of its valuation?