We found it works the best.

They're becoming more interactive. There's different amenities, like the telephone game where you can talk through a tube. There's climbing structures within playgrounds. They're just constantly improving in the existing designs.

In order to make it look new and fit into the community, we renovate it. Also, equipment is changing so we want to replace it.

Because mechanism designers do not generally know which outcomes are optimal in advance, they have to proceed more indirectly than simply prescribing outcomes by fiat; in particular, the mechanisms designed must generate the information needed as they are executed.

My ancestors were fighters, something I have inherited.

Many composers use software to write music - programs like Finale or Sibelius. There are also recording programs. I should say I'm still very old-fashioned, I still use pencil and paper. But almost every composer I know does it the 'new way.'