If law enforcement has sufficient cause to arrest someone, then getting a search warrant after the arrest should be easy.
If it wasn't easy to obtain such warrants then either that aspect of judiciary or policy needed changing, or else it wasn't easy for a good reason!
This decision does not address (or change) whether one can be compelled to reveal a password-locked phone in Canada. At least one Canadian Civil Liberties Association suggests this decision this raises more questions than it answers. https://twitter.com/bccla/status/543124869240471552
If it wasn't easy to obtain such warrants then either that aspect of judiciary or policy needed changing, or else it wasn't easy for a good reason!
This decision does not address (or change) whether one can be compelled to reveal a password-locked phone in Canada. At least one Canadian Civil Liberties Association suggests this decision this raises more questions than it answers. https://twitter.com/bccla/status/543124869240471552