Republican candidate Marco Rubio's organization has accused Ted Cruz's campaign of "dirty tricks" over an email marketing message that Cruz sent out in Hawaii. The Ted Cruz Hawaii email urges voters to vote for someone that doesn't have plans to dropout of the race. "Privately, the campaign is having a debate about whether he should remain in the mix -- even for his home state of Florida's primary," the email said, going on to quote the report.

Microsoft has released a preview of its productivity suite for Office 2016 Insiders. The latest edition will fix some of the bugs association with the suite's email client. The update fixes an issue in which Outlook deletes all messages after they have been downloaded onto the server. In addition, the update fixes the problem with email messages being downloaded multiple times.

By the end of 2020, one third of the worldwide population will be using email, according to Radicati Group. This means that there will be 257.7 billion email users by the end of 2020. The research also predicts that over the next four years, the average number of email accounts per user will grow from an average of 1.7 accounts per user to 1.9 accounts per user.

Earlier this week, tech pioneer Ray Tomlinson, who is known for having invented email, passed away. Dr VA Shiva Ayyadurai has come out to say that the reports that the inventor of email did not die. Ayyadurai claims that Tomlinson invented "simple text messaging" and that Tomlinson invented email as we know it today.

Marketing consultant Dorie Clark thinks that you should ignore the advice and go ahead and check your email in the morning. In a piece for Harvard Business Review, she presented her personal experience as to why checking email first thing is ideal. Referring to research by Roy Baumeister that shows that rational decision-making declines throughout the day, Clark explains that when she left email for the end of the day, the important messages that required decision making would get put off and ignored, slowing down her productivity.

State Department staffer Bryan Pagliano may be forced to testify in the Hillary Clinton email case. Pagliano, who helped Clinton set up her private email server, had been granted immunity by the Justice Department. Now Senate lawmakers have renewed their request to question Pagliano.

Ray Tomlinson, credited as the creator of email, has died. He was 74. “Tomlinson invented direct email messages in 1971,” CNN reports. “Before his invention, electronic messages could be shared only on a very limited network.” Tomlinson was a graduate of Rensselaer Polytechnic Institute and MIT, and was working for a Boston technology firm in 1971 when he made his great innovation.

An employee of the data-storage firm Seagate was duped into sharing sensitive tax documents about its employees after the person fell for an email scam. Brian Krebs discovered that the firm received an email claiming to come from an internal employee seeking this sensitive data. The recipient responded and shared the data which included private information about thousands of employees.

The iPhone bug that makes users email inboxes look like they have a ton of messages from December 31, 1969 or January 1, 1970 has returned. The non-malicious issue has been reported by users on both iPhone and iPad as well as Android devices. The questionable messages have no content, subject line, or sender. The glitch comes from a misrepresentation of the correct status of Unix time.

Comedian Louis CK has used his recently launched email newsletter to beg fans not to vote for Donald Trump. "Trump is a messed up guy with a hole in his heart that he tries to fill with money and attention. He can never ever have enough of either and he'll never stop trying," read the plea. "He's sick. Which makes him really really interesting. And he pulls you towards him which somehow feels good or fascinatingly bad."