No, please don't

Just don't double click that button

Are you sure you are that fast? I know LoyceV has some skills in meriting multiple people in a short time (if I remember correctly) so he can be more affected by this but I really doubt that it will be a so big issue.
Jet Cash is right, time delays are annoying. The 4 second delay on reporting posts is a huge pain already.
I usually click the Merit-button with my middle mouse, which opens a new tab, and continue reading. When I'm done, I merit all open tabs, like this:
My record is 4 in a second:
October 13, 2018, 10:18:22 AM: 1 to Indamuck for Re: Universal Basic Income Is Silicon Valleys Latest Scam
October 13, 2018, 10:18:22 AM: 1 to audaciousbeing for Re: Universal Basic Income Is Silicon Valleys Latest Scam
October 13, 2018, 10:18:22 AM: 1 to figmentofmyass for Re: Universal Basic Income Is Silicon Valleys Latest Scam
October 13, 2018, 10:18:22 AM: 1 to KonstantinosM for Re: Universal Basic Income Is Silicon Valleys Latest Scam
I recently matched my 4-in-a-second record again:
November 17, 2018, 12:38:43 PM: 1 to DarkStar_ for Re: LoyceV's Legendary 10 Month 10 Person 10 Altcoin Investment Roller Coaster #2
November 17, 2018, 12:38:43 PM: 1 to HCP for Re: LoyceV's Legendary 10 Month 10 Person 10 Altcoin Investment Roller Coaster #2
November 17, 2018, 12:38:43 PM: 1 to KingZee for Re: LoyceV's Legendary 10 Month 10 Person 10 Altcoin Investment Roller Coaster #2
November 17, 2018, 12:38:43 PM: 1 to KingZee for Re: LoyceV's Legendary 10 Month 10 Person 10 Altcoin Investment Roller Coaster #2
I'm now trying to hit 5. Please don't add delays!
I've just tested how fast I can click the "Send" button. I can hit it 3 times before getting this:
An Error Has Occurred!
You cannot send merit to yourself
A simple fix would be to have a small time delay before you can merit the same post again.
For reference: I made this list a long time ago:
It happens less than once per day.