Here is a hello world:

(format t "Hello, World!")

It kinda works, need to throw maybe a \n on it, no idea what options format
takes.

It kicks you to the debugger pretty quick, where you get to find out you
need to go read the usim documentation on key mappings, unless you have a
knight or space cadet keyboard laying around and properly mapped, lol.

Good times, it is definitely very different and weird.

-Eric



On Thu, Mar 30, 2023 at 12:27 PM jim stephens via cctalk <
cctalk@classiccmp.org> wrote:

> This is great to see.  One note, you'll need to install libx11-dev (on
> Ubuntu 22 anyway)
> then build it.  Now to figure out how to play with it.
>
> thanks
> Jim
>
> On 3/30/23 10:53, Eric Moore via cctalk wrote:
> > Originating in 1960, Lisp is second only to Fortran as the oldest
> > programming language still in use today. Historically used for research,
> > artificial intelligence, and mathematics, Lisp remains relevant in these
> > fields, as well as in quantum computing research and other cutting-edge
> > applications.
> >
> > In the mid-1970s, researchers sought high-performance, single-user,
> > interactive machines due to the constraints of running their code on
> large
> > multi-user mainframes. Such machines would allow for more efficient and
> > flexible research and development. Richard Greenblatt at the MIT AI Lab
> > spearheaded the development of the first dedicated Lisp machines,
> including
> > the successful CONS machine and later CADR machines.
> >
> > MACSYMA, a symbolic mathematics program written in Lisp which consumed
> > significant resources on the PDP-10 running ITS, was a key motivator for
> > the Lisp Machine's creation.
> >
> > LispM hackers in residence, including Daniel Weinreb (DLW), David Moon
> > (MOON), Richard Stallman (RMS), John L. Kulp (JLK), Mike McMahon (MMcM),
> > and others, were responsible for the overall system development. Kulp
> > designed the legendary Space Cadet keyboard, known for its unique key
> > arrangements and symbols, and Moon and Weinreb wrote the first and second
> > Lisp Machine editors (EINE, ZWEI) respectively.
> >
> > Brad Parker developed the first working CADR simulator (usim), which
> > emulates the MIT CADR, and with the Lisp Machine microcode running on
> top,
> > allows users to explore the historic system and its unique features.
> >
> > Until recently, only up until system 78 of the LISP operating system and
> > microcode from MIT could be emulated. Alfred M. Szmidt (AMS) received
> > copies of backup tapes containing systems 98 and 99, dating from 1983 and
> > 1984, respectively, and was able to get them running after a decade of
> > effort. The bootstrap process was an impressive hack, due to the Lisp
> > Machine's use of network booting and a mixture of compiled and uncompiled
> > code. Szmidt has now iterated the distribution to system 100 with all of
> > his fixes included.
> >
> >
> > This marks the first time in 35 years that anyone can use this
> environment,
> > designed to support AI and computational research at the cutting edge.
> The
> > windowing and graphical feel of the environment stand out, and the Lisp
> > machine and CADR processor allow users to dive deep into the operating
> > system's inner workings. The line between compiled and source code is
> thin,
> > and users can open and read almost everything.
> >
> > The CADR machine served as the foundation for commercial products sold by
> > LISP Machines, Inc., founded by Richard Greenblatt, and Symbolics,
> founded
> > by MIT AI Lab ex-administrator Russell Noftsker. The emulator provides a
> > glimpse into the height of 80s MIT hacker culture by booting to MIT
> System
> > 100.
> >
> > Find more information and try the system out yourself via AMS's
> > announcement post:
> > https://tumbleweed.nu/r/bug-lispm/forumpost/7475d8a3db
> >
> > Or visit https://tumbleweed.nu/lm-3
> >
> > -Eric
>
>

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