Regarding the 128MB memory limit. That will indeed impact your workflow, however, any enrolled contact that fails to go through the workflow because of it, will be retried later on. So they will still happen, but just take a little longer.
Regarding the 128MB memory limit. That will indeed impact your workflow, however, any enrolled contact that fails to go through the workflow because of it, will be retried later on. So they will still happen, but just take a little longer.