The short answer is still "Yes!".
Net pool pricing (NPP) was designed to cater for differing take-out rates and currency values in this age of simulcasting and came to the foreground as a result of the Breeder's Cup held at Woodbine where so many wagering dollars came from the US. The following article provides a series of calculations to show you how net pool differs from standard (old) pool calculations. As you will see, the "other horses" still matter for place and show calculations.
https://www.usracing.com/news/analys...t-pool-pricing