e Limitation</h3>

<p>An unfortunate aspect of the JPEG format is that the size of a single segment
is limited to less than 64 kB.  With the 2-byte size word at the start of each
segment, this leaves 65533 bytes for data.  The EXIF specification states that
the data must fit within a single <b>APP1</b> segment (which results in the
preview image problem discussed below), however <b>APP13</b> Photoshop and
<b>APP2</b> ICC Profile and FPXR information may span multiple segments.  This
multi-segment informatio