Improving interpreter startup speed

[Terry Reedy]

David Cournapeau wrote:
> On Mon, Oct 27, 2008 at 10:52 AM, James Mills
> <prologic at shortcircuit.net.au> wrote:
>> On Mon, Oct 27, 2008 at 4:12 AM, Benjamin Kaplan
>> +1 This thread is stupid and pointless.
>> Even for a so-called cold startup 0.5s is fast enough!
> 
> Not if the startup is the main cost for a command you need to repeat many times.

It this a theoretical problem or an actual one, that we might have other 
suggestions for?