diff --git a/libvips/foreign/vips2tiff.c b/libvips/foreign/vips2tiff.c
index d060c6e6..125ab1b6 100644
--- a/libvips/foreign/vips2tiff.c
+++ b/libvips/foreign/vips2tiff.c
@@ -250,87 +250,6 @@
 #include "tiff.h"
 
 /* TODO:
- *
- * verify image contents:
- *
- * 	$ vips copy LuCa-7color_Scan1.ome.tiff[page=0] x.v
- *		whole slice, 25k x 35k
- * 	$ vips copy LuCa-7color_Scan1.ome.tiff[page=0,subifd=0] x.v
- *		top-left corner, 12k x 17k
- * 	$ vips copy LuCa-7color_Scan1.ome.tiff[page=0,subifd=1] x.v
- *		top-left corner, cropped in from subifd=0, 6k x 9k
- * 	$ vips copy LuCa-7color_Scan1.ome.tiff[page=0,subifd=2] x.v
- *		"cannot read scanlines from tiled image" 
- *
- *	$ vips copy LuCa-7color_Scan1.ome.tiff[page=1] x.v
- *		whole slice, 25k x 35k
- *	$ vips copy LuCa-7color_Scan1.ome.tiff[page=1,subifd=0] x.v
- *		top-left corner, 12k x 17k
- *	$ vips copy LuCa-7color_Scan1.ome.tiff[page=1,subifd=1] x.v
- *		top-left corner, cropped in from subifd=0, 6k x 9k
- *	$ vips copy LuCa-7color_Scan1.ome.tiff[page=1,subifd=2] x.v
- *		"cannot read scanlines from tiled image" 
- *
- * top-level tiffinfo:
- *
- * 	$ tiffinfo LuCa-7color_Scan1.ome.tiff 
- *	TIFF Directory at offset 0x10 (16)
- *	  Image Width: 24960 Image Length: 34560
- *	  Tile Width: 512 Tile Length: 512
- *	  Resolution: 20080.5, 20080.5 pixels/cm
- *	  Bits/Sample: 8
- *	  Sample Format: unsigned integer
- *	  Compression Scheme: LZW
- *	  Photometric Interpretation: min-is-black
- *	  Samples/Pixel: 1
- *	  Planar Configuration: single image plane
- *	  SubIFD Offsets: 1533039599 1920856308 2021666749 2052152209 2060362679
- *	  ImageDescription:...
- *	  Software: OME Bio-Formats 6.0.0-rc1
- *	TIFF Directory at offset 0x14d40236 (349438518)
- * 	  Image Width: 24960 Image Length: 34560
- * 	  ...
- *
- * tiffinfo for page=0, subifd=0
- *
- * 	$ tiffinfo LuCa-7color_Scan1.ome.tiff -o 1533039599
- * 	TIFF Directory at offset 0x5b6053ef (1533039599)
- *	  Subfile Type: reduced-resolution image (1 = 0x1)
- *	  Image Width: 12480 Image Length: 17280
- *	  Tile Width: 512 Tile Length: 512
- *	  Resolution: 20080.5, 20080.5 pixels/cm
- *	  Bits/Sample: 8
- *	  Sample Format: unsigned integer
- *	  Compression Scheme: LZW
- *	  Photometric Interpretation: min-is-black
- *	  Samples/Pixel: 1
- *	  Planar Configuration: single image plane
- *	  ImageDescription: ...
- *	  Software: OME Bio-Formats 6.0.0-rc1
- *
- * tiffinfo for page=0, subifd=2
- *
- * 	$ tiffinfo LuCa-7color_Scan1.ome.tiff -o 2021666749
- *	TIFF Directory at offset 0x78802fbd (2021666749)
- *	  Subfile Type: reduced-resolution image (1 = 0x1)
- *	  Image Width: 3120 Image Length: 4320
- *	  Resolution: 20080.5, 20080.5 pixels/cm
- *	  Bits/Sample: 8
- *	  Sample Format: unsigned integer
- *	  Compression Scheme: LZW
- *	  Photometric Interpretation: min-is-black
- *	  Samples/Pixel: 1
- *	  Rows/Strip: 1
- *	  Planar Configuration: single image plane
- *	  ImageDescription: ...
- *	  Software: OME Bio-Formats 6.0.0-rc1
- *
- *  this subifd is untiled! same for 3 & 4.
-
-
-
-
-
  *
  * try:
  *