The articles do not connect the dots back to the Performances used -- but the Performances in the latest "Global Stage: Victor Elias" series are available on Soundmondo. This should be the same for other artists as well.
Yamaha Global Stage | Víctor Elías | “Funky Times” Performance
Soundmondo: RHD + SYNTH SOLO https://soundmondo.yamahasynth.com/voices/97582
Yamaha Global Stage | Víctor Elías | "Lo-Fi Film" Performance
Soundmondo: VICTOR PIANO https://soundmondo.yamahasynth.com/voices/97581
Yamaha Global Stage | Víctor Elías “Stranger Sounds” performance
Soundmondo: VICTOR LO FI SOUND https://soundmondo.yamahasynth.com/voices/97583
... with any of these artist demos you see - if you like the sounds then search Soundmondo to see if you can find the Performances to try for yourself.
Current Yamaha Synthesizers: Montage Classic 7, Motif XF6, S90XS, MO6, EX5R