"is getting absurd" is correct and usable in written English.
You can use it when you want to express that things are getting increasingly ridiculous. For example, "The amount of paperwork I have to complete for this project is getting absurd."
Obviously, this is getting absurd, but that's the point.
"I remember when I thought 'this is getting absurd' was when someone explained to me Michael Gove was personally handwriting lists of which medieval kings British schoolchildren should learn, according to his personal recollection of which are important.
"I just thought this is getting absurd," Kipnis told HuffPost.
"I sense right now that our lives are getting absurd," he said.
Like other drivers of the period he did not like the ground effect cars of the time: "the cars were getting absurd, really crude, with no suspension movement whatever.
"This is getting more absurd by the minute," said the judge.
How is the government gonna put bands together and send them out for people?" To me this is getting too absurd to answer, because the whole extreme-right position is so illogical and irrational.
In a swipe at Mr Gove's style, he said: "I remember when I thought 'This is just getting absurd' was when someone explained to me that Michael Gove was personally handwriting lists of which medieval kings British schoolchildren should learn, according to his personal recollection of which kings and queens are important.
"I remember when I thought 'This is just getting absurd' was when someone explained to me that Michael Gove was personally handwriting lists of which medieval kings British schoolchildren should learn, according to his personal recollection of which kings and queens are important," he said.
"I remember when I thought 'this is just getting absurd' was when someone explained to me that Michael Gove was personally handwriting lists of which medieval kings British schoolchildren should learn, according to his personal recollection of which kings and queens are important," Clegg said.
