======================== unified (from filesystem) ========================
                                         'bitrate'  '181.312'
                                        'duration'  '426'
                                          'artist'  'Calyx'
                                     'text_people'  ''
                                         'release'  'Dark Nights EP METH055 EP'
                                           'title'  'Inner Distance'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['neurofunk', 'dnb', 'drum n bass', 'techstep', 'drum and bass', 'electronic']"
                                     'discogstags'  "['electronic', 'drum n bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '135.184'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Dark Nights EP METH055 EP'
'TBPM' (BPM (beats per minute))                     '135.184'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Inner Distance'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Calyx'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'drum n bass']
'TXXX:lastfmtags'                                   ['neurofunk', 'dnb', 'drum n bass', 'techstep', 'drum and bass', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.57 dB'
'TXXX:replaygain_track_peak'                        '0.326325'

========================== row from database ==========================
                                              'id'  1407792
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/drumandbass/Calyx - Inner Distance.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  426
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  9669115
                                           'mtime'  1621697677
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat drumandbass electronic generic or radio dance
                                      'tag_artist'  Calyx
                                     'tag_release'  Dark Nights EP METH055 EP
                                       'tag_title'  Inner Distance
                                             'bpm'  135.184
                                    'search_title'  'distance':2 'inner':1
                                   'search_artist'  'calyx':1
                                  'search_release'  'dark':1 'ep':3 'meth055':4 'nights':2
                                     'search_rest'  '00poprockelectronic':1 'dance':3 'drumandbass':5 'electronic':6 'generic':2 'or':7 'radio':8 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':8 'calyx':3B 'dance':10 'dark':4C 'distance':2A 'drumandbass':12 'electronic':13 'ep':6C 'generic':9 'inner':1A 'meth055':7C 'nights':5C 'or':14 'radio':15 'trapbeat':11
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['neurofunk', 'dnb', 'drum n bass', 'techstep', 'drum and bass', 'electronic']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic', 'drum n bass']

============================== file details ==============================
                                           'mtime'  1621697676.6859465  (2021-05-22 17:34:36)
                             'size'  9669115