Honestly: that's just your opinion.
Defective lights in other places, too…
https://www.wisn.com/article/wisdot-manufacturer-defect-reason-for-purple-blue-lights-over-highway/37248220
Occam's Razor would point to "just shit bulbs" from China as the likely explanation.
But the principles surrounding the use of Occam's Razor appear to function a bit differently lately.
Maybe the King is coming. But first, will come the tricksters and fakes.
https://www.verywellmind.com/the-color-psychology-of-purple-2795820
Her defense team will need to use just as much bullshit and fuckery as the team that prosecuted of Kyle.