Well, in time travel stories, a major problem is the alteration of history. When characters go back in time, they might change significant events, which could lead to a completely different future. But this also raises questions about the fate of the original timeline. Also, time dilation effects are often overlooked. If time travel involves high - speed movement or traveling to different gravitational fields, time should dilate according to the laws of physics, but many stories don't consider this. And finally, the concept of free will in time travel is complex. If the future is already set and time travel is possible, do the characters really have free will to change things, or are they just following a predetermined path?
Paradoxes are common. Like the bootstrap paradox where an object or information has no origin. If a time - traveler gives Beethoven a symphony he composed in the future and Beethoven then publishes it as his own, who really created it? Another problem is that time travel often defies our current understanding of physics. Time is considered a dimension, but the way it's manipulated in stories doesn't usually align with scientific theories.
One problem is the paradoxes. For example, the grandfather paradox. If you go back in time and kill your grandfather before he has children, then how can you exist to go back in time in the first place? Another issue is the consistency of time. In some stories, changing one small thing in the past causes huge, unforeseen and often illogical changes to the future. Also, the mechanics of time travel are often not well - defined. Writers sometimes just use it as a plot device without really explaining how it actually works.
One problem is the potential for creating plot holes. For example, if a character goes back in time and changes a major event, it can be difficult to keep the rest of the story's timeline consistent. Another issue is character development. Sometimes, in time travel fanfiction, characters may act out of character because the new time - travel situation is not well - integrated into their original personalities. Also, scientific inaccuracies often occur. Time travel concepts are often misrepresented or oversimplified in fanfiction, which can be a turn - off for readers who are more interested in accurate science - fiction elements.
To deal with the problems, we could make the rules of time travel more explicit. For instance, if the story says that the past is unchangeable, then any attempt to change it would be futile. This would avoid the paradoxes. Also, for the power dynamics problem, we could introduce limitations on time travel. For example, only certain people with special abilities can time travel, and they are bound by strict ethical and physical rules. Regarding the issues with causality, we could use circular causality where events are self - fulfilling. So instead of creating paradoxes, things work in a loop that makes sense within the story's logic.
One problem is the lack of world - building consistency. For example, in some stories, the magic system is not clearly defined and keeps changing rules as the plot demands. Another issue can be flat characters. Sometimes, characters in fantasy are just there to fulfill a certain role without having real depth or development. Also, overused tropes can be a problem. Such as the 'chosen one' trope which has been used so much that it can feel unoriginal in many fantasy stories.
One common concept is the idea of changing the past. In many time travel stories, characters go back in time with the intention of altering a significant event. Another is the concept of parallel universes. Time travel might lead to different timelines or parallel realities. Also, the concept of time loops, where events keep repeating in a cyclical manner, is often seen in time travel stories.
A common theme is the sense of being an outsider. A time traveler in a different era is clearly an outsider, and this can lead to interesting character development as they struggle to fit in or understand the norms of that time. Another is the theme of knowledge and power. By having knowledge of future or past events, the time traveler may gain a certain power, and stories can explore how they use or abuse this power.
One problem is creating believable characters. The characters need to have flaws and virtues that are relatable to real - life people. For example, a character can't be too perfect or too evil without proper backstories to justify it.
One common problem is resource contention. When multiple applications or users try to access the same database resources simultaneously, it can lead to slowdowns or even crashes. Also, incorrect data entry can cause a lot of trouble. If the data entered into the database is wrong, it can affect all the processes that rely on that data. And version control of the database can be a headache. If not properly managed, different versions of the database can cause confusion and compatibility issues.
Jealousy and control often play a big role. In a remarriage, if one partner is overly jealous, it can create a really toxic environment. For instance, a man constantly checking his wife's phone and not allowing her to have male friends. Also, differences in expectations regarding family roles can be a nightmare. If one person expects a traditional family setup and the other doesn't, it leads to constant arguing.