There is an incredibly large spectrum of possible causes for program bugs, including simple typos, "thinkos," hidden limitations of underlying abstractions, and outright bugs in abstractions or their implementation.
Guido van RossumIt's easy to make mistakes that only come out much later, after you've already implemented a lot of code. You'll realize Oh I should have used a different type of data structure. Start over from scratch.
Guido van RossumPython is an experiment in how much freedom programmers need. Too much freedom and nobody can read another's code; too little and expressiveness is endangered.
Guido van RossumMark Hammond is working in this area, with Windows Scripting Host. It is definitely an area where Python fits almost perfectly. That's quite independent from Java, actually.
Guido van Rossum