Well IMHO different soil and climates etc can change how things taste… he probably has sandy soil…no telling how it would do in your soil or mine.
Hard to beat a good Morus Rubra for tart and sweet…but thats my taste buds.
Bryce used to post on here…and ‘worlds best’ was grown in WV… so for me i dont mind trying these thai or wherever they are from… i zone push blackberries and other things too… some years it may work some not… kind of like your Logans (and mine).
I think earlier you mentioned cliffs review… im not knocking his site but alot of those reviews are cut and paste from elsewhere. I noticed that on alot of things when i was researching… but maybe the other places cut and paste from him…im not sure.