I receive dozens of these a day, i clear them without even a first glance. When millions of emails are dispatched, it is sufficient a few hundreds are tempted, thus rewarding the 'source'.
And than there are those who, although suspicious, believe they can outsmart the 'system' buy & sell 'early' and enjoy a few % gains. Most of them end up waiting for the next spike in order to save their initial hurried entry point buy.
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