The character of Sherlock Holmes, as created by Sir Arthur Conan Doyle, is a figure who is largely detached from romantic entanglements, driven by logic and intellect rather than emotion. This portrayal has been consistent throughout Doyle's works, with Holmes showing little to no interest in romantic relationships. However, modern adaptations of Sherlock Holmes, such as the BBC's "Sherlock" and the Warner Bros. "Sherlock Holmes" movies, have introduced a romantic or sexual tension between Holmes and Irene Adler, which has been well-received by audiences.

In Doyle's original stories, Irene Adler appears in "A Scandal in Bohemia," where she outsmarts Holmes and earns his lasting respect, leading him to refer to her as "the woman." This respect is purely intellectual, and there is no indication of romantic feelings on Holmes' part. Adler's cleverness and ability to evade Holmes make her a unique character in the canon, but she does not reappear in subsequent stories.

The modern adaptations, however, have taken creative liberties with this relationship.

In the BBC series "Sherlock," the episode "A Scandal in Belgravia" reimagines the dynamic between Holmes and Adler, infusing it with palpable sexual tension. Similarly, the Robert Downey Jr. films depict a flirtatious and charged relationship between the two characters. These interpretations have added a layer of complexity to Holmes' character, making him more relatable and appealing to contemporary audiences.

Despite these changes, the core of Sherlock Holmes' character remains rooted in Doyle's depiction: a man who prioritizes logic and intellect over emotional connections.

John Watson's narration in the original stories emphasizes Holmes' disinterest in women and romantic relationships. Holmes' regard for Adler is based on respect for her intellect and cunning, not romantic affection. Her marriage and subsequent disappearance do not affect Holmes, further underscoring his emotional detachment.

The success of these modern adaptations suggests that audiences are drawn to a version of Holmes who, despite his claims of emotional detachment, exhibits moments of vulnerability and connection.

This dynamic makes the character more intriguing and adds depth to his interactions. The "sexy cat-and-mouse game" between Holmes and Adler captivates viewers, making them invested in the characters' relationship.

However, the enduring appeal of Sherlock Holmes lies in his original characterization as a brilliant, emotionally distant detective. While modern portrayals have introduced romantic elements, the essence of Holmes as conceived by Doyle remains influential.

Future adaptations may continue to explore different facets of Holmes' character, but the foundational portrayal of a logic-driven, emotionally detached detective will always be a significant part of his legacy.

In conclusion, while romantic interpretations of Sherlock Holmes have proven popular, the character's lasting appeal is rooted in his original depiction by Sir Arthur Conan Doyle. The balance between staying true to the source material and introducing new dimensions to the character will likely continue to shape future adaptations of the iconic detective.