This site pops a full-screen dialog to prompt a login at a seemingly random time after you load the page: http://i.imgur.com/jIv6a10.png

If, like me, you open tabs in batches, it appears the site is broken or at least the article behind a login barrier.

olejko, if this is your site, please disable this behaviour - full-screen interrupts are a dark pattern.

Thank you for the advice

Unix forever - be happy & dont worry about your security)

Yes & dont forget about usign of a license software on your machines) Or tech preview of it, because many think what all license soft you can only buy.