--- ray/doc/notes/ReleaseNotes	2021/12/04 16:29:29	1.398
+++ ray/doc/notes/ReleaseNotes	2022/02/04 20:11:49	1.401
@@ -2494,3 +2494,13 @@ Added support for depth-of-field blurring in vwrays us
 Also, made -c count work with vwrays -i, producing multiple samples
 per indicated pixel position.  At the same time, support for the -pd
 option was added to rtpict, which calls on vwrays for its samples.
+
+Fixed issue with BSDFs that didn't obey reciprocity, where direct
+sampling wasn't following exactly with indirect sampling.  This was
+discovered and reported by Jon Sargent.
+
+Created checkBSDF tool to test XML BSDF reciprocity and perform similar
+sanity checks.
+
+Added -O option to pvalue and pextrem to report watts/sr/m^2 even if
+picture is XYZE.