======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '274'
                                          'artist'  'The Pointer Sisters'
                                     'text_people'  ''
                                         'release'  'The Ultimate Collection'
                                           'title'  "Someday We'll Be Together"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'female vocalists', 'soul', 'pop', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '107.151'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Ultimate Collection'
'TBPM' (BPM (beats per minute))                     '107.151'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         "Someday We'll Be Together"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Pointer Sisters'
'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'                                   ['80s', 'female vocalists', 'soul', 'pop', 'disco']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.62 dB'
'TXXX:replaygain_track_peak'                        '0.496896'

========================== row from database ==========================
                                              'id'  1517926
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/The Pointer Sisters - Pointer Sisters/The Ultimate Collection__Pointer Sisters - Someday We_ll Be Together.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  274
                                           'genre'  funk or soul
                                        'filesize'  6594432
                                           'mtime'  1628357899
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul Collection__Pointer We_ll funk or soul
                                      'tag_artist'  The Pointer Sisters
                                     'tag_release'  The Ultimate Collection
                                       'tag_title'  Someday We'll Be Together
                                             'bpm'  107.151
                                    'search_title'  'be':5 'll':3 'someday':1 'together':6 'we':2 'well':4
                                   'search_artist'  'pointer':2 'sisters':3 'the':1
                                  'search_release'  'collection':3 'the':1 'ultimate':2
                                     'search_rest'  'collection':4 'funk':2 'll':7 'or':8 'pointer':5 'soul':3 'swing':1 'we':6
                                    'search_combo'  'be':5A 'collection':12C,16 'funk':14 'll':3A,19 'or':20 'pointer':8B,17 'sisters':9B 'someday':1A 'soul':15 'swing':13 'the':7B,10C 'together':6A 'ultimate':11C 'we':2A,18 'well':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'female vocalists', 'soul', 'pop', 'disco']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357898.5129967  (2021-08-07 19:38:18)
                             'size'  6594432