======================== unified (from filesystem) ========================
                                         'bitrate'  '211.348'
                                        'duration'  '311'
                                          'artist'  'Shimon & Gimble'
                                     'text_people'  ''
                                         'release'  'Circle (CIRC005)'
                                           'title'  'Marrakesh'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['drum and bass', 'british', 'techstep']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '87.370'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Circle (CIRC005)'
'TBPM' (BPM (beats per minute))                     '87.370'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TIT2' (Title/songname/content description)         'Marrakesh'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shimon & Gimble'
'TRCK' (Track number/Position in set)               '1'
'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:lastfmtags'                                   ['drum and bass', 'british', 'techstep']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.00 dB'
'TXXX:replaygain_track_peak'                        '0.705657'

========================== row from database ==========================
                                              'id'  1317221
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Circle-Shimon_and_Gimble_vs_Corrupt_Souls_and_NC_17__cifs30c7.mp3
                                         'working'  None
                                         'bitrate'  211
                                    'duration_sec'  311
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  8222317
                                           'mtime'  1621696835
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Shimon_and_Gimble_vs_Corrupt_Souls_and_NC_17__cifs30c7 electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Shimon & Gimble
                                     'tag_release'  Circle (CIRC005)
                                       'tag_title'  Marrakesh
                                             'bpm'  87.37
                                    'search_title'  'marrakesh':1
                                   'search_artist'  'gimble':2 'shimon':1
                                  'search_release'  'circ005':2,3 'circle':1
                                     'search_rest'  '00poprockelectronic':1 '17':15 'and':8,13 'breakbeat':19 'cifs30c7':16 'corrupt':11 'dnb':21 'electronic':17 'files':5,6 'gimble':9 'jungle':22 'loose':3,4 'nc':14 'or':20 'shimon':7 'souls':12 'th':18 'unsorted':2 'vs':10
                                    'search_combo'  '00poprockelectronic':7 '17':21 'and':14,19 'breakbeat':25 'cifs30c7':22 'circ005':5C,6C 'circle':4C 'corrupt':17 'dnb':27 'electronic':23 'files':11,12 'gimble':3B,15 'jungle':28 'loose':9,10 'marrakesh':1A 'nc':20 'or':26 'shimon':2B,13 'souls':18 'th':24 'unsorted':8 'vs':16
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'british', 'techstep']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696834.7242963  (2021-05-22 17:20:34)
                             'size'  8222317