Jackie Walker's difficulty in finding a definition of Antisemitism she can work with seems to be one many people are having since Israel decided to move the goalposts to include criticism of Israeli policy in their own definition.
Most accusations seem to be related to criticism of Israel rather than attacks on the Jewish People
Mac of H put it in a nutshell above when he wrote:
The slur of "antisemite" is increasingly used as a political weapon against people who are in no way antisemitic. Using it in this way is disrespectful of real victims of antisemitism, both in the past and in the present. It devalues the very term to use it in this way,
Jim Carroll