Speaking of Remington flops, the Accelerator line of 50-55gr out of '06 and 308 Win.
Not arguing, I never bought any. ATST > ' back when' I read a few G Ws who said they were plenty accurate for them <whatever that meant, I can't remember>.
OTOH I thot it wasn't a bad idea for those who didn't handload. I never heard why they were taken off market, probably from lack of sales, just a guess.