Setting your sound wave assets to Bink Audio will save you space in your project size, a considerable saving too.
The audio is scrubbable on the sequencer meaning it won’t keep retriggering from the start as you work.
You can change this by double clicking your sound wave to bring up the details then change the “Sound Asset Compression Type” to “Bink Audio”
Find more optimization tips and discussions in the Megathread - Project Optimizations - Thanks @Fresnella !