The financial agreement that underpins the symbiotic relationship between two of the most influential tech giants in the world - Google and Apple - has recently come under scrutiny. The mutual arrangement, that sees Google providing its search engine services to Apple’s Safari browser, has been flagged by the Department of Justice as a potentially monopolistic practice. This lucrative deal, worth billions of dollars, is now under the lens, questioning the fairness of competition within the digital market.

According to recent data, Google has been paying Apple substantial sums for years to remain the default search engine on Apple's popular Safari browser. The scrutiny emanates from the belief that such high-stake deals may stifle competitiveness and bring about monopolistic tendencies in the challenging arena of online search services. If the allegations are found to be accurate, the traditional and pivotal dynamics of the tech industry could witness considerable turbulence.

The Department of Justice is now reprioritizing efforts to closely monitor and asses online search mechanisms. The key concern here is to ensure an equal playing field for all digital platforms in terms of providing online search services. This comes with a focus on the doctrine that no single entity should gain undue advantage or enforce control.

The allegations are directed toward Google's domination over online searches. As the most prevalent search engine worldwide, Google's influence on digital media and the internet is considerably extensive. By contracting with Apple, the concern is that Google may be leveraging its position to sideline any potential competition.

The long-standing deal between Apple and Google constitutes a significant part of Apple's services revenue. For Google, the affiliation with Apple's premium brand image brings numerous benefits, contributing to its user base and the subsequent ad revenue. The financial specifics of the deal have always been closely guarded. However, analytically drawn conclusions speculate the figures to be in billions. In the event that the criticisms culminate in the termination or even the revision of this agreement, the effects could be monumental across the digital landscape.

In summary, the Apple-Google deal is a double-edged sword. While it may be lucrative for both parties involved, it could potentially set a precedent for monopolistic practices. The upcoming proceedings of the lawsuit will play a critical role in defining the future of search services and perhaps even the broader digital platform industry. In a rapidly changing digital world, these developments are a testament to the evolving mechanisms of control and competitiveness.