The phrase "a layer of interactivity" is correct and usable in written English.
It can be used when discussing features or elements that enhance user engagement or interaction in a digital context, such as websites, applications, or games.
Example: "The new software update introduces a layer of interactivity that allows users to customize their experience more effectively."
Alternatives: "an element of interactivity" or "a level of interactivity".
The digital integration is much more than a gimmick; the team has done a fantastic job adding a layer of interactivity to an established juggling toy.
The company, which launched in January of last year (in fact, the launch story was the first thing I wrote for TechCrunch), aims to add a layer of interactivity to e-books, for example with multiple versions of a single scene or reader polls to determine the plot of future volumes.
In addition, SVG images natively support the inclusion of hyperlinks, which adds a layer of interactivity to run results.
In some ways, they look like regular news broadcasts, but presumably assembled with much less time and effort thanks to Qwiki's technology, and with a layer of light interactivity (allowing viewers to drill down on individual topics).
Regardless of how previous videos performed during last quarter's campaigns, adding a new layer of interactivity can revitalize them, saving your team from spending time and money on generating new content.
The company aims to make streaming video online as instantaneous and high-quality as streaming video on TV, while adding an extra layer of interactivity and customization.
For those brands and companies who elect to use it with customers, I imagine an added layer of interactivity and decision-tree-like qualifiers.
Pinterest also has a comments feature on each "pin", adding a layer of collaboration and interactivity.
Now the studio's digital-minded Fox Innovation Lab has created "The Martian VR Experience," a set of episodic first-person adventures culled from the movie and lightly layered with a level of interactivity. .
The new Draw Video feature will let them add their own doodles, set and color in borders, and generally add another layer of interactivity to their videos.
