Your technician should discuss with you the adhesive used and the time it takes for it to properly bond the auto glass to your vehicle. This lets you make an informed decision as to when you feel the car is automobile windshield chip repair safe to drive.
On their trips to the country to visit relatives, there were no restrooms. When they needed to go to the bathroom, they had to find a hidden place in a nearby cornfield!
Driving the car immediately after a fix auto glass is not something you can do. There is a time period that should be allowed to make sure that the window has settled and dried. The warmer weather allows for the adhesives to dry quickly. However, the colder weather increases the time that is needed before you resume driving. Taking the time to wait for the adhesives to be at full strength could mean the difference between life and death or an accident that leaves you maimed.
When I first got into windshield repair I struggled with getting customers. I was barely making it. As much as I hate door-to-door selling, I did it in the beginning just to make a little money. I would pick an area and go into every business on the block. But I knew that to succeed long term, I needed marketing strategies that had customers searching me out instead of the other way around.
If the crack looks exactly the same when completed, it's very likely the technician didn't inject the resin properly. A properly completed repair with cause each area of the damage to disappear from at least from one angle of vision (ex: looking from one side, looking from below, looking from above, etc.).
While there are many things that can go without fixing for a while these are just a few of the issues that should be addressed as soon as they arise. This type of automobile repair is crucial to keep vital systems running. So remember you may be able to make a couple hundred more miles with those worn out windshield wipers but when your tread runs low, or your windshield gets dinged get it to a mechanic right away.