Most drug research tends to treat causality with contempt - my interpretation would likewise be that people with psychotic tendencies are more likely to try can

Most drug research tends to treat causality with contempt - my interpretation would likewise be that people with psychotic tendencies are more likely to try cannabis. As to "hash skunk cannabis" which is "as bad as heroin" according to the telegraph... don't make me laugh - or are they seriously suggesting I start shooting up because it's no worse than smoking a joint after work?