while testing my images i noticed that currently ImageMagick does not read some path points correctly.
Original Image: http://home.arcor.de/durius.obsidian/complicated.tif
Photoshop Display of the second path:

For this ticket i created to 2 svg files with the same command:
identify -format '%[8BIM:1999,2998:#2]' complicated.tif
For the purpose of this ticket i added "xmlns="http://www.w3.org/2000/svg"" to the svg tag so the files can be displayed directly
SVG File from recent Version 6.8.9-5:
SVG from really old Version 6.7.2-10:
It looks like some coordinates from the 8bim Block are no longer read correctly (Diff Screenshot taken after cleaning up svg code)
