Need help understanding what the '$&&&!$s++' means in this code:

# svmon -Pt15 | perl -e 'while(<>){print if($.==2||$&&&!$s++);$.=0 if(/^-+$/)}'

I understand what the line of code does (filters output of svmon command on AIX), just not sure what that string is. Thanks

In reply to help with this snippet: if($.==2||$&&&!$s++) by gg48gg

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