The phrase "all that since" is not standard or commonly used in written English.
It may be used in informal contexts to refer to everything that has happened from a certain point in time up to the present.
Example: "I can't believe how much has changed all that since we last met."
Alternatives: "everything since" or "all that has happened since".
There's no way to verify all that, since no studies have been done.
I've had to learn all that since meeting Aidan, my husband; it's his family farm.
No wonder, then, that several women later tell me how much they hate whipping, seeing it as an aggressively male way of maintaining discipline for all that, since 1998, the post of chief whip has been held by a woman.
99 It should be made clear first of all that, since the questions asked refer to remuneration rights for the purposes of the preceding question, they will be answered solely from the point of view of the reproduction right and of the right to the fair compensation provided for in Article 5(2)(b) of Directive 2001/29 under the private copying exception.
But Google's ok with all that, since it views TPUs and TensorFlow as strategic to the its AI leadership across the board.
In contrast, reflecting a more dynamic view of ziran, Ji argues first of all that since the world is constituted by qi, naturally some places would be better endowed than others, e.g., in terms of air or water quality, which would create a favorable environment for the residents.
Except, during all that time since, on CNN.
The atmosphere doesn't seem to have improved all that much since then.
Revealing this doesn't give away all that much, since there's a twist or two still to come.
She worries about mixing with strangers during all that time, since she has a 4-year-old son.
In all that time since elementary school, most years tend to blur.
