Can I invest in bitcoins in Sweden?

Could you please elaborate on the feasibility of investing in bitcoins in Sweden? I'm particularly interested in understanding the legal framework surrounding cryptocurrency investments in the country. Are there any specific regulations or licenses required for individuals to engage in bitcoin trading? Additionally, what are the tax implications of investing in bitcoins in Sweden? Lastly, could you provide some insight into the popularity and accessibility of bitcoin exchanges and wallets in the country? I'm keen to learn more about the overall environment for cryptocurrency investments in Sweden.