.

bigfile/_file_zodb.pyx

@@ -55,9 +55,12 @@ from golang cimport nil
 
 from ZODB.utils import u64
 
-# helper for ZBigFile - just redirect loadblk/storeblk back
+
+# _ZBigFile is helper for ZBigFile - just redirect loadblk/storeblk back
 # (because it is not possible to inherit from both Persistent and BigFile at
 #  the same time - see below)
+#
+# XXX + wcfs
 cdef class _ZBigFile(BigFile):
     cdef object     zself   # reference to ZBigFile
     cdef wcfs.Oid   foid    # = .zself._p_oid