How do I get a cryptocurrency license in Switzerland?

Could you please elaborate on the process of obtaining a cryptocurrency license in Switzerland? Are there any specific requirements or regulations that one needs to adhere to? Additionally, what kind of licenses are available, and which one would be most suitable for a startup looking to offer cryptocurrency services? Furthermore, what is the timeline for obtaining a license, and what are the associated costs? Lastly, are there any legal or tax implications that one should be aware of before embarking on this process?