No, it's not the same. If unsuccessful at google you will waste a day of your life and and keep your old job. At your place you will waste up to 90 days of your

No, it's not the same. If unsuccessful at google you will waste a day of your life and and keep your old job. At your place you will waste up to 90 days of your life and lose your old job. Not the same. It's the same to you but it's not the same to the employee. By interviewing and throwing away potential false negatives you also cut down on the number of people failing probation. You can't have it both ways: not interview and keep the same number of people.