SIGSAM and ISSAC evolution

A potentially useful piece of information: Anne Frühbis-Krüger is the representative of Fachgruppe Computeralgebra which may be considered to represent essentially all researchers in Symbolic Computation in Germany (not sure if Austria is also included). So her one voice has many backers. John Abbot...

My preference definitely lies with Option 3 (ISSAC leaves ACM). The advantage of Option 2 (merging) is presumably that the ACM annual fee of $15k would be spread over a wider range of conferences & members (thus becoming less per head), while ISSAC could "probably" continue much as bef...