>> > When I use the default fonts in my Ruby-Tk application it takes
>> > 400 milliseconds to start up. When I use Helvetica or other fonts it takes
>> > 6400 seconds. Is there something I can do about that? Perl does not have
>> > that problem.
>> 
>> Use a font explicitely, not only string references (which causes the font
>> to be built over and over again), like:
>> 
>>    font = TkFont.new('courier')
> 
> very good tip, but why is font creation so exceedingly slow
> anyway? 
> On a Pentium 100 it used to take a few seconds with a font
> that was already cached by xfs.

It is "created" in Tk. Probably some "extra" things happen.
The answer to what happens, would be in some Tk manual or newsgroup :)

Bye,
Kero.