Sales of pagers, walkie-talkies surge amid mobile internet outages in Russia | Outages also affected taxi apps and businesses | Inshorts InshortsRussians ‘forced to use walkie-talkies & paper maps’ in Vlad’s internet blackout The Irish SunInternet shut down across Russia sparks rumours an anti-Putin coup is imminent The Irish SunUnexplained Moscow internet blackouts spark fears of web censorship plan The GuardianKremlin says Moscow mobile internet outages are done for sake of security Reuters