======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '280'
                                          'artist'  'Bass Clef'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Electricity Comes From Other Planets'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['electronic', 'dubstep', 'uk', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '120.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '120.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Electricity Comes From Other Planets'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bass Clef'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'dubstep', 'uk', 'experimental', 'ambient']
'TXXX:other'                                        '44311908'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.75 dB'
'TXXX:replaygain_track_peak'                        '1.018957'

========================== row from database ==========================
                                              'id'  1504734
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/punchdrunkrecords/Bass Clef _Electricity Comes From Other Planets_ (Punch Drunk)-44311908.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  280
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  4483904
                                           'mtime'  1621084999
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud punchdrunkrecords _Electricity Planets_ (Punch Drunk) 44311908 electronic techno minimal or deephouse
                                      'tag_artist'  Bass Clef
                                     'tag_release'  None
                                       'tag_title'  Electricity Comes From Other Planets
                                             'bpm'  120.0
                                    'search_title'  'comes':2 'electricity':1 'from':3 'other':4 'planets':5
                                   'search_artist'  'bass':1 'clef':2
                                  'search_release'  
                                     'search_rest'  '44311908':9 'deephouse':14 'drunk':7,8 'electricity':3 'electronic':10 'minimal':12 'or':13 'planets':4 'punch':5,6 'punchdrunkrecords':2 'soundcloud':1 'techno':11
                                    'search_combo'  '44311908':16 'bass':6B 'clef':7B 'comes':2A 'deephouse':21 'drunk':14,15 'electricity':1A,10 'electronic':17 'from':3A 'minimal':19 'or':20 'other':4A 'planets':5A,11 'punch':12,13 'punchdrunkrecords':9 'soundcloud':8 'techno':18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           '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-4', 'q-syn-4', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'dubstep', 'uk', 'experimental', 'ambient']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621084998.8020027  (2021-05-15 15:23:18)
                             'size'  4483904