In article <3d4d5d5b@news.povray.org>,
 "Greg M. Johnson" <gregj:-)56590@ao:-)l.com> wrote:

> Why does 3.5 accept the first spline but gag on the second??

This part:

>        -0.66, <25,68,25>
>        -0.33, <12,65,28>
>         0.00,  <6,94,15>

POV ignores white space, so it reads this as:
Pair 1: -0.66, < 25, 68, 25> - 0.33
Pair 2: < 12, 65, 28>, 0.00

Put a comma after each entry to make it unambiguous:

       -0.66, <25,68,25>,
       -0.33, <12,65,28>,
        0.00,  <6,94,15>,

-- 
Christopher James Huff <chr### [at] maccom>
POV-Ray TAG e-mail: chr### [at] tagpovrayorg
TAG web site: http://tag.povray.org/

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