Ian, Difficult to say. I wouldn't expect 0.9.0 to grow as you describe because of the JIT problem, but there were other things amiss with the GC. I suppose we'll just have to see. Cheers Tim -- Tim Wilkinson Tel/Fax: +44 181 446 1309 T. J. Wilkinson & Associates, Mobile: +44 370 621006 London, UK. Email: tim at tjwassoc.co.uk