By A Mystery Man Writer
Tumblr: A Flexible Social Media Platform –
Tumblr is losing $30M each year, CEO says
Tumblr tests 'Communities,' semi-private groups with their own moderators and feeds
Getting Started on Tumblr – Help Center
Custom HTML – Help Center
Is Tumblr Dead? Reason Why No One Is Using Tumblr Anymore
Tumblr and WordPress to Sell Users' Data to Train AI Tools
Is Tumblr Used for Dating? How it Differs from Tinder
Tumblr to run on skeleton crew as parent company Automattic absorbs staff
RELIVING & REVIEWING 2014 TUMBLR + makeover