I was thinking about getting this myself, too. I looked at dozens of corn cob light bulbs on eBay and AliExpress and found none with a CRI of 90 Ra or better. I

I was thinking about getting this myself, too. I looked at dozens of corn cob light bulbs on eBay and AliExpress and found none with a CRI of 90 Ra or better. In Germany you can buy cheap 13W E27 LED light bulbs at Aldi every January with 95+Ra.