> hiring candidates as temporary contractors for a real world test doing actual work While this is very effective at filtering out poor applicants, it is also

> hiring candidates as temporary contractors for a real world test doing actual work While this is very effective at filtering out poor applicants, it is also very effective at preventing good applicants from applying in the first place. Why would a great developer who probably already has a great job quit for a chance to maybe get hired at Google? In most cases they wouldn't. And at the scale Google hires, they can't afford to lose all of those potential employees.