Biotic Charge level 5 temporary boost to power and weapon damage do not stack

Peddro tested it for Weapons:
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Test vs silver ravager .. Paladin X with the 40% WD add-on.. No passives ..

delay || damage inflicted

+3353 ms |damage 713.540039 // paladin X shot
+1050 ms |damage 713.540039 // paladin X shot
+2907 ms |damage 520.000000 // charge 1
+2106 ms |damage 846.314941 // paladin X shot (+25% WD from charge)
+2551 ms |damage 520.000000
+1072 ms |damage 846.314941
+3056 ms |damage 520.000000 //
+934 ms |damage 520.000000 // 2 charges
+439 ms |damage 846.314941 // only 25% weapon damage bonus
+6963 ms |damage 520.000000
+1383 ms |damage 520.000000
+1251 ms |damage 520.000000 // triple charge
+586 ms |damage 846.314941 // only 25% weapon damage bonus
+634 ms |damage 846.314941


verification
531.1 * (1 + 0.4) - 30 =713.54
531.1 * (1 + 0.4 + 0.25) - 30 =846.315
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and then for power :
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EDIT - tested power synergy .. Answer is still no ..

+1293377 ms |damage 860.000000 // charge
+6375 ms |damage 1020.000000 // charge with power synergy
+1877 ms |damage 1020.000000
+1654 ms |damage 1020.000000
+1577 ms |damage 1020.000000 //
+12419 ms |damage 860.000000
+1278 ms |damage 1020.000000
+6133 ms |damage 1020.000000

No stacking
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