The phrase "already essential" is correct and usable in written English.
It can be used to describe something that is considered necessary or fundamental at a particular point in time, often implying that it has become essential sooner than expected.
Example: "In today's fast-paced world, digital literacy is already essential for success in the job market."
Alternatives: "already crucial" or "already necessary".
"It's already essential to so many people but we're forced to feel like criminals," said Bhatt, adding that there should be more publicly funded art spaces.
All of the transformational projects he had to fight so hard for in Germany – extending the Berlin Phil's repertoire in new and older music, establishing its education and outreach work for the first time, opening the ensemble up to new collaborations – are already essential to the LSO's creative core.
The importance of the bending stiffness on the overall mechanical behavior of woven reinforcements, if already essential for the complete description of balanced fabrics, becomes even more important in the case of unbalanced ones.
We hypothesize that the greatest potential for oncologic PET/MRI lies in organ systems for which MRI is already essential today and where CT offers only limited diagnostic value, e.g. brain tumors, gynecologic malignancies, prostate cancer.
A sprinkling of steel pan, an ode to each hipster hometown, ("Brooklyn" and "Oakland"), clever surprises add dimension to an already essential summer album.
GPS systems are already essential for military and air craft operations and it is becoming essential for automobiles that may soon self-drive with data from space.
With the traders using what is known as the open outcry method of trading, in which buyers and sellers gather in the pits to bargain -- that is, to shout and scream -- over prices, the poor acoustics in the Queens building make lip-reading and hand signals, already an essential part of the job, even more crucial.
DAVID REMNICK: The web has already proved essential as a tool of the opposition: as means of discussion, mobilization, communication.
Serco has a very constructive relationship with many parts of Scottish government and already operates essential public transport and many other services".
The museum, which only opened in 2014, is already an essential stop (Bristol also has its own fantastic annual outdoor music festival) and celebrates the recordings made here in 1927 by Ralph Peer, a record executive from the Victor Talking Machine Company in New Jersey.
"As we explained to the FA, the choice of both a 5.15pm kick-off and the staging of the FA Cup final on a bank holiday weekend when Network Rail had already planned essential route improvement works means we cannot offer fans the level of train service they have come to expect," said a Virgin Trains spokesman.
