======================== unified (from filesystem) ========================
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                                        'duration'  '231'
                                          'artist'  'Shiny Toy Guns'
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                                         'release'  'We Are Pilots'
                                           'title'  'Chemistry of a Car Crash'
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                                      'lastfmtags'  "['indie', 'electronica', 'electronic', 'dance', 'rock']"
                                     'discogstags'  "['electronic', 'synth-pop', 'electroclash']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '11'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-electronic'
                                             'bpm'  '100.805'
                                             'key'  '8A'
                                        'acoustid'  '3bddc654-15f3-47a2-a77c-5b49beb01024'
rest: ''

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'TBPM' (BPM (beats per minute))                     '100.805'
'TCOM' (Composer)                                   'Chad Petree/Josh Leone'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-electronic'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Chemistry of a Car Crash'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Shiny Toy Guns'
'TPE2' (Band/orchestra/accompaniment)               'Shiny Toy Guns'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Mercury Records'
'TRCK' (Track number/Position in set)               '6/11'
'TSO2'                                              'Shiny Toy Guns'
'TSOP' (Performer sort order)                       'Shiny Toy Guns'
'TSRC' (ISRC (international standard recording code))  'USUM70609430'
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'TXXX:discogstags'                                  ['electronic', 'synth-pop', 'electroclash']
'TXXX:lastfmtags'                                   ['indie', 'electronica', 'electronic', 'dance', 'rock']
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'TXXX:q-syn'                                        '3'
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========================== row from database ==========================
                                              'id'  1357562
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/we are pilots/06 - chemistry of a car crash.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  231
                                           'genre'  ifs-songwriter-indie-electronic
                                        'filesize'  3703255
                                           'mtime'  1621695924
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock we are pilots 06 chemistry car crash ifs songwriter indie electronic
                                      'tag_artist'  Shiny Toy Guns
                                     'tag_release'  We Are Pilots
                                       'tag_title'  Chemistry of a Car Crash
                                             'bpm'  100.805
                                    'search_title'  'a':3 'car':4 'chemistry':1 'crash':5 'of':2
                                   'search_artist'  'guns':3 'shiny':1 'toy':2
                                  'search_release'  'are':2 'pilots':3 'we':1
                                     'search_rest'  '00poprockelectronic':1 'are':5 'car':8 'chemistry':7 'crash':9 'electronic':13 'ifs':10 'indie':12 'indierock':3 'pilots':6 'poprock':2 'songwriter':11 'we':4
                                    'search_combo'  '00poprockelectronic':12 'a':3A 'are':10C,16 'car':4A,19 'chemistry':1A,18 'crash':5A,20 'electronic':24 'guns':8B 'ifs':21 'indie':23 'indierock':14 'of':2A 'pilots':11C,17 'poprock':13 'shiny':6B 'songwriter':22 'toy':7B 'we':9C,15
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['indie', 'electronica', 'electronic', 'dance', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'synth-pop', 'electroclash']

============================== file details ==============================
                                           'mtime'  1621695923.7315779  (2021-05-22 17:05:23)
                             'size'  3703255