Comparing a Savage with a Weatherby Mark V in the gas handling department. That is quite rich.

There is no problem with gas traveling up the leftside bolt rail since there is a precise fit between shroud and the receiver. Since the cartridge is well supported in the chamber , the chances of a rupture are NIL anyway. Please list out all the Tikka failures you have found on the internet. While you are at it list out the Tikklers trigger failures as well.