Genius 124

[hankir]

It is out now.
You can print it from
http://www.theguardian.com/crossword/print/0,,-29096,00.html?answers=152

Looks challenging.

[roslyn251254]

Yes it was an excellent puzzle and a real challenge, unlike some recent Geniuses.

[maurice]

Finished, except 24d: it doesn't seem to be the obvious synonym for "exploited", otherwise the letter change necessary doesn't produce a new real word as in all other cases. Can anyone provide just a hint?

[maurice]

Ignore my query: solution quickly found!